湖北優質耦合劑加熱器價格

防護服種類包括工業用防護服、醫療款防護服、軍用防護服和特殊人群使用防護服。其中防護服的功能主要包括阻燃,隔熱,防輻射,防靜電,耐酸堿等功能。優質耦合劑加熱器下面主要介紹一下各種防護服的作用1.防熱服隔熱服主要分為非調節和調節兩種。1)非調節防熱服以具有良好反射特性,能反射輻射熱而起到隔熱作用的鋁箔隔熱服為代表。耦合劑加熱器價格這種(zhong)(zhong)防(fang)(fang)(fang)(fang)(fang)護(hu)服(fu)(fu)配有(you)(you)涂(tu)金(jin)屬膜(mo)的(de)反射(she)鏡片的(de)鋁箔(bo)帽(mao)盔、手套、靴。使(shi)(shi)用(yong)這類(lei)防(fang)(fang)(fang)(fang)(fang)護(hu)服(fu)(fu)必(bi)須(xu)經常注意保持表(biao)面(mian)光亮潔(jie)凈(jing),否則將失(shi)去反射(she)輻射(she)熱(re)的(de)效能(neng)。石(shi)棉(mian)防(fang)(fang)(fang)(fang)(fang)熱(re)服(fu)(fu)導熱(re)系數(shu)小,隔熱(re)性(xing)好,但太重,穿著后(hou)(hou)操作(zuo)不(bu)便。白帆布防(fang)(fang)(fang)(fang)(fang)護(hu)服(fu)(fu)雖防(fang)(fang)(fang)(fang)(fang)輻射(she)熱(re)作(zuo)用(yong)遠不(bu)如前兩者,但具(ju)有(you)(you)經濟耐用(yong)的(de)特點,目(mu)前使(shi)(shi)用(yong)比較廣泛。2)調節防(fang)(fang)(fang)(fang)(fang)熱(re)服(fu)(fu)是(shi)(shi)一種(zhong)(zhong)服(fu)(fu)內(nei)裝(zhuang)有(you)(you)若干(gan)冰袋的(de)冷凍服(fu)(fu),這種(zhong)(zhong)冷凍服(fu)(fu)是(shi)(shi)一個背心,背心前后(hou)(hou)的(de)口袋內(nei)裝(zhuang)有(you)(you)金(jin)屬扁(bian)罐(guan)(guan),罐(guan)(guan)內(nei)裝(zhuang)有(you)(you)低溫(wen)無毒的(de)鹽(yan)(yan)溶(rong)液,當鹽(yan)(yan)溶(rong)液升溫(wen)時可以調換。這種(zhong)(zhong)扁(bian)罐(guan)(guan)也(ye)可以放在安全帽(mao)內(nei),在高溫(wen)強輻射(she)環境下(xia)勞(lao)動時可以使(shi)(shi)用(yong)。2.防(fang)(fang)(fang)(fang)(fang)化(hua)學污染服(fu)(fu)防(fang)(fang)(fang)(fang)(fang)酸堿對皮膚的(de)傷害,常以丙綸,滌輪(lun)或(huo)氯綸等(deng)面(mian)料制(zhi)作(zuo)。防(fang)(fang)(fang)(fang)(fang)化(hua)學物(wu)進(jin)入機體的(de)防(fang)(fang)(fang)(fang)(fang)護(hu)服(fu)(fu),常用(yong)各種(zhong)(zhong)對所防(fang)(fang)(fang)(fang)(fang)護(hu)物(wu)質不(bu)滲透或(huo)滲透率小的(de)聚(ju)合物(wu),涂(tu)于化(hua)纖或(huo)天然纖維織物(wu)上制(zhi)成。 一般用(yong)較致密(mi)的(de)棉(mian)布、麻布或(huo)帆布制(zhi)作(zuo)。需具(ju)有(you)(you)良好的(de)透氣(qi)性(xing)和防(fang)(fang)(fang)(fang)(fang)塵性(xing),式樣(yang)有(you)(you)連身式和分(fen)身式兩種(zhong)(zhong),袖口、褲(ku)口均須(xu)扎緊(jin),用(yong)雙層扣(kou)(kou),即扣(kou)(kou)外再縫上蓋布加扣(kou)(kou),以防(fang)(fang)(fang)(fang)(fang)粉塵進(jin)入。

防(fang)(fang)護(hu)(hu)(hu)服(fu)(fu)(fu)主要(yao)是(shi)防(fang)(fang)護(hu)(hu)(hu)人(ren)體,避免受到(dao)(dao)傷害(hai)!合(he)格(ge)(ge)的(de)防(fang)(fang)護(hu)(hu)(hu)服(fu)(fu)(fu)特(te)征(zheng)有(you)哪些(xie)?市場上(shang)很(hen)多行業(ye)都(dou)會用(yong)(yong)到(dao)(dao)防(fang)(fang)護(hu)(hu)(hu)服(fu)(fu)(fu),那(nei)么防(fang)(fang)護(hu)(hu)(hu)服(fu)(fu)(fu)具有(you)哪些(xie)明(ming)顯特(te)征(zheng)呢?下面連(lian)旗盛(sheng)世來告訴下大家(jia),一般防(fang)(fang)護(hu)(hu)(hu)服(fu)(fu)(fu)要(yao)求(qiu)每件必(bi)須有(you)產(chan)品(pin)(pin)(pin)合(he)格(ge)(ge)證及注有(you)生(sheng)產(chan)廠(chang)名(ming)(ming)(ming)、廠(chang)址(zhi)、產(chan)品(pin)(pin)(pin)名(ming)(ming)(ming)稱、產(chan)品(pin)(pin)(pin)等(deng)級(ji)、商標(biao)、規格(ge)(ge)型(xing)號、生(sheng)產(chan)日期的(de)產(chan)品(pin)(pin)(pin)標(biao)志(zhi)(zhi);產(chan)品(pin)(pin)(pin)外(wai)包(bao)裝上(shang)應有(you)制造廠(chang)名(ming)(ming)(ming)、廠(chang)址(zhi)、產(chan)品(pin)(pin)(pin)名(ming)(ming)(ming)稱、級(ji)別、出廠(chang)日期、貨號、穿著注意事項(xiang)、生(sheng)產(chan)許(xu)可(ke)證編號;實施特(te)種(zhong)(zhong)(zhong)(zhong)勞動防(fang)(fang)護(hu)(hu)(hu)用(yong)(yong)品(pin)(pin)(pin)安全標(biao)志(zhi)(zhi)后,要(yao)求(qiu)在(zai)明(ming)顯位置(zhi)加(jia)施牢固耐用(yong)(yong)的(de)特(te)種(zhong)(zhong)(zhong)(zhong)勞動防(fang)(fang)護(hu)(hu)(hu)用(yong)(yong)品(pin)(pin)(pin)安全標(biao)志(zhi)(zhi)等(deng)這些(xie)都(dou)是(shi)防(fang)(fang)護(hu)(hu)(hu)服(fu)(fu)(fu)特(te)征(zheng)。選(xuan)擇防(fang)(fang)護(hu)(hu)(hu)服(fu)(fu)(fu)時應對工(gong)作(zuo)環境進行相關(guan)的(de)危險性(xing)(xing)(xing)分析,這樣才(cai)能找到(dao)(dao)更適合(he)您的(de)防(fang)(fang)護(hu)(hu)(hu)服(fu)(fu)(fu)。如工(gong)作(zuo)人(ren)員(yuan)將暴露在(zai)何種(zhong)(zhong)(zhong)(zhong)危險品(pin)(pin)(pin)(種(zhong)(zhong)(zhong)(zhong)類)之中,這些(xie)危險品(pin)(pin)(pin)對健(jian)康有(you)何危害(hai),它們的(de)濃度如何,以(yi)何種(zhong)(zhong)(zhong)(zhong)形態出現(氣(qi)態、固態、液態),工(gong)作(zuo)人(ren)員(yuan)可(ke)能以(yi)何種(zhong)(zhong)(zhong)(zhong)方式與此類危險品(pin)(pin)(pin)接觸(持續、偶然),再根據(ju)以(yi)上(shang)分析確定(ding)防(fang)(fang)護(hu)(hu)(hu)服(fu)(fu)(fu)的(de)種(zhong)(zhong)(zhong)(zhong)類、防(fang)(fang)護(hu)(hu)(hu)級(ji)別,綜合(he)考慮防(fang)(fang)護(hu)(hu)(hu)性(xing)(xing)(xing)、耐用(yong)(yong)性(xing)(xing)(xing),兼顧舒適性(xing)(xing)(xing)和成本因素(su),選(xuan)擇適當的(de)防(fang)(fang)護(hu)(hu)(hu)服(fu)(fu)(fu),要(yao)要(yao)求(qiu)防(fang)(fang)護(hu)(hu)(hu)服(fu)(fu)(fu)特(te)征(zheng)來挑選(xuan)哈。

防(fang)(fang)(fang)(fang)化(hua)(hua)(hua)服(fu)作為(wei)常用(yong)的(de)(de)(de)防(fang)(fang)(fang)(fang)護服(fu)裝之一(yi),往往可以避免我(wo)們(men)在有(you)毒氣體(ti),化(hua)(hua)(hua)學實驗場所受到(dao)傷(shang)害!除了性(xing)能被人們(men)關注(zhu)外,人們(men)往往還比較關心防(fang)(fang)(fang)(fang)化(hua)(hua)(hua)服(fu)使用(yong)壽(shou)命(ming)(ming)這一(yi)問題,今天我(wo)們(men)先講解下(xia)全(quan)(quan)封(feng)閉防(fang)(fang)(fang)(fang)化(hua)(hua)(hua)服(fu)的(de)(de)(de)使用(yong)壽(shou)命(ming)(ming)和(he)其(qi)影(ying)響(xiang)(xiang)(xiang)因(yin)素(su)!全(quan)(quan)封(feng)閉防(fang)(fang)(fang)(fang)化(hua)(hua)(hua)服(fu)正常使用(yong)壽(shou)命(ming)(ming)在5-8年(nian)之間,當(dang)然(ran)具體(ti)還要(yao)看使用(yong)方法和(he)保養,那為(wei)何別人能用(yong)8年(nian),而(er)你(ni)的(de)(de)(de)僅用(yong)5年(nian),甚至更少(shao)呢?我(wo)們(men)下(xia)面來(lai)說下(xia)影(ying)響(xiang)(xiang)(xiang)全(quan)(quan)封(feng)閉防(fang)(fang)(fang)(fang)化(hua)(hua)(hua)服(fu)使用(yong)壽(shou)命(ming)(ming)的(de)(de)(de)因(yin)素(su)!影(ying)響(xiang)(xiang)(xiang)全(quan)(quan)封(feng)閉防(fang)(fang)(fang)(fang)化(hua)(hua)(hua)服(fu)使用(yong)壽(shou)命(ming)(ming)有(you)三因(yin)素(su),使用(yong)環(huan)(huan)境、保養和(he)存(cun)儲!下(xia)面我(wo)們(men)詳細說下(xia)首先,全(quan)(quan)封(feng)閉防(fang)(fang)(fang)(fang)化(hua)(hua)(hua)服(fu)受到(dao)使用(yong)環(huan)(huan)境的(de)(de)(de)影(ying)響(xiang)(xiang)(xiang),會影(ying)響(xiang)(xiang)(xiang)使用(yong)壽(shou)命(ming)(ming),因(yin)為(wei)全(quan)(quan)封(feng)閉防(fang)(fang)(fang)(fang)化(hua)(hua)(hua)服(fu)是防(fang)(fang)(fang)(fang)化(hua)(hua)(hua)服(fu)等(deng)級高的(de)(de)(de),并且其(qi)工作環(huan)(huan)境也是比較惡(e)劣的(de)(de)(de)。在其(qi)工作環(huan)(huan)境中(zhong)經(jing)常會有(you)一(yi)些有(you)害物質、有(you)腐蝕物質等(deng)對防(fang)(fang)(fang)(fang)化(hua)(hua)(hua)服(fu)產生損壞,因(yin)此會慢慢使其(qi)壽(shou)命(ming)(ming)減少(shao)。

醫(yi)(yi)(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)(yong)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服,說白(bai)了(le)就(jiu)(jiu)是醫(yi)(yi)(yi)(yi)(yi)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)人(ren)(ren)員(yuan)專(zhuan)門穿的(de)(de)(de)(de)醫(yi)(yi)(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)(yong)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服裝。醫(yi)(yi)(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)(yong)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服可(ke)以(yi)(yi)隔絕病毒細菌、一(yi)(yi)些有(you)(you)害的(de)(de)(de)(de)粉塵、以(yi)(yi)及酸鹽性(xing)(xing)溶液(ye),可(ke)以(yi)(yi)保障醫(yi)(yi)(yi)(yi)(yi)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)人(ren)(ren)員(yuan)衣服潔(jie)凈,保持環境的(de)(de)(de)(de)清潔(jie)等。下(xia)面河北(bei)九郡詳細為大家介紹醫(yi)(yi)(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)(yong)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服標準(zhun)和使用(yong)(yong)(yong)(yong)(yong)(yong)范圍(wei)。醫(yi)(yi)(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)(yong)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服采用(yong)(yong)(yong)(yong)(yong)(yong)PP(聚(ju)丙(bing)烯,占總(zong)數的(de)(de)(de)(de)62%)無(wu)紡(fang)布(bu)材料,外(wai)部覆(fu)有(you)(you)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服專(zhuan)用(yong)(yong)(yong)(yong)(yong)(yong)透氣膜,透氣性(xing)(xing)強,防(fang)(fang)(fang)(fang)靜電(dian);具(ju)有(you)(you)較佳(jia)的(de)(de)(de)(de)防(fang)(fang)(fang)(fang)滲透性(xing)(xing),不(bu)僅在(zai)抗多(duo)種有(you)(you)機(ji)溶劑、酸堿腐蝕(shi)的(de)(de)(de)(de)同時(shi),還具(ju)有(you)(you)較高的(de)(de)(de)(de)耐(nai)沖擊性(xing)(xing)。機(ji)械性(xing)(xing)質強韌,質地柔軟舒適(shi)。不(bu)助燃、無(wu)毒無(wu)刺激(ji)性(xing)(xing),對(dui)皮(pi)膚無(wu)害。醫(yi)(yi)(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)(yong)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服,屬于(yu)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服分類中的(de)(de)(de)(de)安全(quan)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服,也屬于(yu)一(yi)(yi)次性(xing)(xing)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服種類。現(xian)在(zai)國(guo)內(nei)醫(yi)(yi)(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)(yong)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服種類繁(fan)多(duo),并且很多(duo)醫(yi)(yi)(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)(yong)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服達不(bu)到安全(quan)標準(zhun),所(suo)以(yi)(yi)造成比(bi)(bi)(bi)較側重進口(kou)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服,這就(jiu)(jiu)要說到美(mei)國(guo)了(le),美(mei)國(guo)針(zhen)對(dui)于(yu)醫(yi)(yi)(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)(yong)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服的(de)(de)(de)(de)質量研(yan)究,具(ju)有(you)(you)一(yi)(yi)套比(bi)(bi)(bi)較完善的(de)(de)(de)(de)測試認證標準(zhun),因此會對(dui)醫(yi)(yi)(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)(yong)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服進行(xing)比(bi)(bi)(bi)較嚴格的(de)(de)(de)(de)評(ping)估(gu)、審核,不(bu)定期進行(xing)抽檢(jian)。美(mei)國(guo)比(bi)(bi)(bi)較杰出的(de)(de)(de)(de)要數雷克蘭(lan)醫(yi)(yi)(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)(yong)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服了(le),雷克蘭(lan)醫(yi)(yi)(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)(yong)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服完善了(le)GB19082-2009醫(yi)(yi)(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)(yong)一(yi)(yi)次性(xing)(xing)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服的(de)(de)(de)(de)技(ji)術要求。完全(quan)符(fu)合國(guo)內(nei)對(dui)于(yu)醫(yi)(yi)(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)(yong)防(fang)(fang)(fang)(fang)護(hu)(hu)(hu)(hu)(hu)(hu)(hu)服的(de)(de)(de)(de)標準(zhun)。

醫用(yong)(yong)(yong)防護(hu)服(fu)(fu)(fu)廠家(jia)分享:醫用(yong)(yong)(yong)防護(hu)服(fu)(fu)(fu)技術(shu)(shu)(shu)要(yao)(yao)求(qiu)(qiu)(qiu)。我們知道(dao)作為(wei)醫療用(yong)(yong)(yong)品(pin)都是(shi)比(bi)較講究的(de)(de),那當然要(yao)(yao)求(qiu)(qiu)(qiu)也是(shi)比(bi)較嚴格的(de)(de),不(bu)(bu)同的(de)(de)醫用(yong)(yong)(yong)產品(pin)都有(you)各自的(de)(de)技術(shu)(shu)(shu)要(yao)(yao)求(qiu)(qiu)(qiu),那我們一起來了解一下醫用(yong)(yong)(yong)防護(hu)服(fu)(fu)(fu)有(you)什(shen)么技術(shu)(shu)(shu)要(yao)(yao)求(qiu)(qiu)(qiu)。醫用(yong)(yong)(yong)防護(hu)服(fu)(fu)(fu)技術(shu)(shu)(shu)要(yao)(yao)求(qiu)(qiu)(qiu)劃(hua)定了12項(xiang)強制(zhi)性技術(shu)(shu)(shu)要(yao)(yao)求(qiu)(qiu)(qiu),分別(bie)是(shi):1.外觀(guan):防護(hu)服(fu)(fu)(fu)應(ying)(ying)干燥、清潔(jie)、無塵、無霉斑,表(biao)面(mian)(mian)不(bu)(bu)答應(ying)(ying)有(you)斑疤、裂孔等缺(que)陷(xian),針(zhen)線縫合(he)采(cai)用(yong)(yong)(yong)針(zhen)縫加膠(jiao)合(he)或做(zuo)折邊縫合(he),針(zhen)距要(yao)(yao)求(qiu)(qiu)(qiu)8~10針(zhen)/3cm,針(zhen)次(ci)平均、平直,不(bu)(bu)得有(you)跳針(zhen);2.結(jie)(jie)構(gou)(gou):防護(hu)服(fu)(fu)(fu)由帽(mao)子(zi)(zi)、上衣、褲子(zi)(zi)組(zu)成,分為(wei)連身(shen)式結(jie)(jie)構(gou)(gou)和分身(shen)式結(jie)(jie)構(gou)(gou),防護(hu)服(fu)(fu)(fu)的(de)(de)結(jie)(jie)構(gou)(gou)應(ying)(ying)公道(dao)、穿脫利便、結(jie)(jie)合(he)部位(wei)嚴密,袖(xiu)口、腳踝(huai)口采(cai)用(yong)(yong)(yong)彈(dan)性收口,帽(mao)子(zi)(zi)面(mian)(mian)部收口及腰部采(cai)用(yong)(yong)(yong)彈(dan)性收口或采(cai)用(yong)(yong)(yong)拉(la)繩(sheng)收口;3.液(ye)體阻(zu)隔功(gong)能:防水性要(yao)(yao)求(qiu)(qiu)(qiu)靜水壓為(wei)17mmH2O時,防護(hu)服(fu)(fu)(fu)不(bu)(bu)得滲(shen)漏(lou),透(tou)濕量要(yao)(yao)求(qiu)(qiu)(qiu)不(bu)(bu)小于2500mg/m2·d,合(he)成血(xue)液(ye)穿透(tou)要(yao)(yao)求(qiu)(qiu)(qiu)防護(hu)服(fu)(fu)(fu)材料應(ying)(ying)具(ju)有(you)良(liang)好的(de)(de)血(xue)液(ye)阻(zu)隔機(ji)能,不(bu)(bu)得滲(shen)漏(lou);

1:防(fang)靜(jing)(jing)(jing)(jing)(jing)電工作服(fu)應堅持(chi)的(de)(de)防(fang)靜(jing)(jing)(jing)(jing)(jing)電功用,用軟(ruan)毛刷,軟(ruan)布蘸(zhan)中性洗刷劑洗刷,服(fu)裝(zhuang)(zhuang)材料纖維無損傷。2:穿防(fang)靜(jing)(jing)(jing)(jing)(jing)電服(fu)裝(zhuang)(zhuang),你也(ye)應該(gai)支持(chi)運用防(fang)靜(jing)(jing)(jing)(jing)(jing)電鞋,也(ye)應該(gai)隨著地(di)面導電地(di)板。3:戴一段(duan)時(shi)間(jian)來處(chu)理具有防(fang)靜(jing)(jing)(jing)(jing)(jing)電服(fu)裝(zhuang)(zhuang)進(jin)行(xing)檢查,如果(guo)不(bu)符(fu)合(he)監管要(yao)求的(de)(de)靜(jing)(jing)(jing)(jing)(jing)態(tai)函數(shu),你不(bu)能防(fang)止運用靜(jing)(jing)(jing)(jing)(jing)態(tai)。工廠(chang)效勞4:0.25兆焦耳(er)以(yi)下(xia)的(de)(de)可燃(ran)能量的(de)(de)低點,在正常情況(kuang)下(xia),爆(bao)炸性氣體(ti)混(hun)合(he)物(wu),在承繼前出現重復或長時(shi)。間(jian)的(de)(de)組織和(he)爆(bao)炸性氣體(ti)混(hun)合(he)物(wu)可以(yi)烘(hong)托的(de)(de)當地(di),短時(shi)間(jian)內,應該(gai)穿防(fang)靜(jing)(jing)(jing)(jing)(jing)電工作服(fu)。5:在易燃(ran)易爆(bao)場所穿脫(tuo)阻止防(fang)靜(jing)(jing)(jing)(jing)(jing)電工作服(fu)。6:阻止附加防(fang)靜(jing)(jing)(jing)(jing)(jing)電服(fu)裝(zhuang)(zhuang)或佩帶(dai)任何(he)金屬物(wu)體(ti)。