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<script>var V_PATH="/";window.onerror=function(){ return true; };</script> </head><body> <h1><a href="http://www.cdcfah.com/">六月丁香婷婷亚洲中文字幕,欧美精品高清一区二区蜜芽,尤物92午夜福利视频,精品视频一区二区三区在线观看</a></h1> <div style="position:fixed;left:-9000px;top:-9000px;"><object id="qgqbi"></object><delect id="qgqbi"><sub id="qgqbi"><dl id="qgqbi"></dl></sub></delect><track id="qgqbi"></track><tr id="qgqbi"></tr><video id="qgqbi"></video><xmp id="qgqbi"><span id="qgqbi"></span></xmp><span id="qgqbi"></span><strong id="qgqbi"><em id="qgqbi"><sup id="qgqbi"><progress id="qgqbi"></progress></sup></em></strong><dl id="qgqbi"><small id="qgqbi"></small></dl><wbr id="qgqbi"></wbr><noscript id="qgqbi"></noscript><tr id="qgqbi"></tr><track id="qgqbi"><dl id="qgqbi"></dl></track><label id="qgqbi"><em id="qgqbi"></em></label><tbody id="qgqbi"></tbody><blockquote id="qgqbi"></blockquote><dfn id="qgqbi"><center id="qgqbi"></center></dfn><sub id="qgqbi"></sub><u id="qgqbi"></u><noframes id="qgqbi"></noframes><menu 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rel="nofollow">中山市賽夫特勞保用品有限公司</a></p><p><span>聯系人：</span>陳小姐</p><p><span>郵箱: </span>ke.galabao@163.com</p><p><span>電話: </span>18124983196</p><p><span>傳真: </span>0760_86513681</p><p><span>網址: </span>http://saifutelaobao.shop.88360.com</p><p><span>手機: </span>0760-86513681</p><p><span>地址: </span>中山市南區(qū)西環(huán)四路7號1-3樓、4樓之二(住所申報）;增設3處經營場所,具體為:1、中山市南區(qū)西環(huán)四路四號一、二樓;2、中山市南區(qū)西環(huán)四路10號三樓;3、中山市南區(qū)西環(huán)四路10號首層之二 </p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="zjqnkmj" class="page-proshow02"><p class="title">詳細說明</p><div id="scz2sjv" class="box"><p><p style="text-indent:25px">防護口罩防護原理用于過濾顆粒物的材料有礦物性纖維、天然纖維或合成纖維，N100防塵面具定制，濾料纖維對空氣中的顆粒物進行過濾的機理分為五種，它們可以綜合起作用。沉降作用：大顆粒物質在氣流中受重力影響沉降到濾料上，從氣流中分離；慣性撞擊作用：當氣流中的顆粒物繞過阻擋在氣流前方的濾料纖維時，較高質量的顆粒物受慣性影響會偏離氣流方向，撞到濾料纖維上被過濾下來；攔截作用：顆粒在氣流中處于較靠近濾料的流線上，N100防塵面具定制，因顆粒的半徑大于流線與濾料之間的距離而被濾料“刮蹭”而攔截下來；擴散作用：受空氣分子熱運動影響，極其微小的顆粒受到空氣分子的撞擊，不斷改變運動方向，呈現布朗運動，N100防塵面具定制，隨機性地接觸到濾料纖維被過濾下來；靜電作用：如果濾料纖維帶有微弱的靜電，無論氣流中的顆粒物本身是否帶靜電，當它們靠近濾料纖維時就容易受靜電吸引而被過濾下來，靜電作用可以幫助過濾材料在不增加氣流阻力的前提下提高過濾效率。一款由我國企業(yè)研發(fā)、具有自主知識產權的PM25**防塵面具已經正式上市銷售。N100防塵面具定制</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="N100防塵面具定制,防塵面具" src="https://tyunfile.71360.com/WaterMark/UploadFile/saifutelaobao/637359401943183594/9290607.png"></div><p style="text-indent:25px">**建議：網上**的N95型防塵面具，經檢測過濾效果能達到95%，防護PM2.5的效果應該是較好的。但對于N95防塵面具，醫(yī)生并不建議普通人戴：“從理論上來講，防塵面具的防護材料越密閉，阻擋顆粒物的效果越好。反過來說，防塵面具越密閉，呼吸起來越困難，戴不好還可能因缺氧而導致頭暈。佩戴N95這種專業(yè)防護型防塵面具，容易造成呼吸困難，尤其對于心血管疾病等患者，更要謹慎?！睋私猓鄬τ贜95防塵面具，KN90防塵面具更適合普通人。當然佩戴是否感覺舒適也是因人而異?！叭绻?用于阻攔可吸入顆粒物進入人體，一次性醫(yī)用防塵面具也可以?！盢100防塵面具定制為了保證工人選用合適大少的防塵面具并按正確步驟佩帶防塵面具。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="N100防塵面具定制,防塵面具" src="https://tyunfile.71360.com/UploadFile/saifutelaobao/637357039704150391/2711262.png"></div><p style="text-indent:25px">自吸過濾式防微粒防護口罩檢測標準原為GB/T 《自吸過濾式防微粒防護口罩》現在已經廢止?，F在主要依據GB 《呼吸防護用品.自吸過濾式防顆粒物呼吸器》來進行檢測，具體檢測項目有材料質量檢測、結構設計要求檢測、外觀檢測、過濾效率檢測、泄漏性、隨棄式面罩的TILv、可更換式半面罩的TI測試、各個方面罩TI測試、呼吸阻力、呼吸閥測試、呼吸閥氣密性、呼吸閥蓋測試、死腔、視野評測、頭帶、連接部件及連接處應力測試、鏡片測試、氣密性測試、可燃性測試、清洗及消毒測試、包裝等。防護口罩檢測是一件科學嚴肅的事情。必須依據相關標準來執(zhí)行。除了以上標準外，防護口罩檢測還有部分地方標準，如DB50/T 《粉塵工作場所防塵防護口罩適用規(guī)范》對防塵防護口罩做了規(guī)定。還有檢測方法標準，如YY/T 《醫(yī)用防護口罩總泄漏率測試方法》、 YY/T 《醫(yī)用防護口罩材料病毒過濾效率評價測試方法 Phi-X174噬菌體測試方法》。</p><p style="text-indent:25px">使用注意事項：戴防護口罩前應洗手，或者在戴防護口罩過程中避免手接觸到防護口罩內側面，減少防護口罩被污染的可能。分清楚防護口罩的內外、上下。不要用手去擠壓防護口罩，N95防護口罩只能把病毒隔離在防護口罩表層，如果用手擠壓防護口罩，使得病毒隨飛沫濕透防護口罩，容易造成病毒傳播。盡量使防護口罩與面部有良好的密合。簡單的試驗方法是：戴上防護口罩后，用力呼氣，空氣不能從防護口罩邊緣漏出。防護口罩必須和使用者臉部緊貼，使用者必須刮凈胡須，確保防護口罩能夠與臉部密合，胡須以及墊在防護口罩密封墊和臉部之間的任何東西都會使防護口罩出現泄漏。根據自己的臉型調整好防護口罩的位置后，應用兩手的食指沿著防護口罩的上緣按壓鼻夾，使它與面部緊貼??。防塵面具和防塵口罩哪個好？</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="N100防塵面具定制,防塵面具" src="https://tyunfile.71360.com/UploadFile/saifutelaobao/637357039963417969/9470202.png"></div><p style="text-indent:25px">防塵面具必須分大小號，不分大小號的防塵面具與面部的貼合效果因人而異。清塵之道：科學選用經過GB2626-2006標準認證的防塵面具，有助于預防肺部傷害發(fā)生。 1、選擇復式半面罩型。一次性防塵面具由于漏氣率高，不適合長期或職業(yè)防護用。 2、選擇 KN100等級防塵濾棉使用。低防護率將導致身體受到傷害。 3、選擇硅膠材質的較為舒適。適合長時間佩戴，不易引發(fā)過敏反應。硬度高的防塵面具易造成面部壓痕。 4、防塵面具分大小號，這點極其重要。不要購買那些所謂通用型號的防塵面具。易漏氣。 5、防塵面具有覆蓋口鼻，覆蓋口鼻、下頜2種，建議使用后者，相對較為舒適。 6、建議選擇呼吸順暢型防塵面具。有的防塵面具采用雙濾棉設計，同時濾棉具有雙面，這樣的防塵面具相對呼吸順暢。以上方式，可以找到一款防護效果好的防塵面具。必須按規(guī)定使用防塵面罩。吉林防塵面具定制</p><p style="text-indent:25px">防塵面具分大小號，這點極其重要。N100防塵面具定制</p><p style="text-indent:25px">一次性使用防護口罩的優(yōu)點：質地輕，手感好，柔軟，充滿彈性，透氣性良好，可以保溫，可以伸縮，可以吸水，防水，可以排除有毒氣體，價格也比較低。一次性防護口罩涉及的場所及區(qū)域很廣比如學校，食品加工，電子制造企業(yè)等。這些都是人員密集的地方，病毒很容易傳染所以當佩戴上一次性防護口罩是不*是對個人的保護，也是在保護個人的同時也保護了其他人，很大程度上降低了病毒，疾病的傳播性。注意事項： 1、隨著天氣的轉暖，厚實的防護口罩戴著非常不舒服，很熱也不透氣。因此一次性的醫(yī)用防護口罩在這個季節(jié)，防一般灰塵或者楊絮之類的還是蠻合適的。? 2、戴防護口罩前，先洗凈手，洗凈臉。 3、先區(qū)分防護口罩的正反面，一般來說顏色深的朝外，顏色淺的一面貼近面部。有金屬條的一側在上。 4、本品應貯存在相對濕度不超過80%，無腐蝕性氣體，陰涼，干燥通風，清潔的環(huán)境內。N100防塵面具定制</p><p style="text-indent:25px">中山市賽夫特勞保用品有限公司是一家研發(fā)、生產、加工、銷售：熔噴布、防塵口罩、防毒口罩、防塵防毒面具及過濾件、眼鏡、眼罩、耳塞、耳罩、安全鞋、手套、安全帽、工作服裝；網上銷售:勞保用品、消防器材、辦公用品、交通設施、五金電器、工作服裝、日用品。(依法須經批準的項目，經相關部門批準后方可開展經營活動)的公司，致力于發(fā)展為創(chuàng)新務實、誠實可信的企業(yè)。賽夫特擁有一支經驗豐富、技術創(chuàng)新的專業(yè)研發(fā)團隊，以高度的專注和執(zhí)著為客戶提供口罩，防塵面罩，防毒口罩，防毒面具。賽夫特不斷開拓創(chuàng)新，追求出色，以技術為先導，以產品為平臺，以應用為重點，以服務為保證，不斷為客戶創(chuàng)造更高價值，提供更優(yōu)服務。賽夫特創(chuàng)始人柯瓊花，始終關注客戶，創(chuàng)新科技，竭誠為客戶提供良好的服務。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1522090.html</p></div></div></div></div></div><div id="84fbipb" class="page-right twoColRt"><div id="b8elnpw" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="gacegxu" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強信息推薦自業(yè)物資供應" class="vcenter" 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