The promulgation and implementation of GB2626-2006 "respirator protective equipment-Non-powered air-purifying particle respirator" marks that Chinese labor protective equipment steps on a new level and the corresponding testing equipment need to be upgraded.
文中主要介绍目前国内外几种防尘面罩粒子阻隔效率测定装置,系统介绍了各检测装置的测试原理及测试程序,为国内相关检测机构在防尘面罩粒子阻隔效率测试仪器的选择上提供一定的帮助。
In GB2626-2006 "respirator protective equipment-Non-powered air-purifying particle respirator",the filter efficiency test of respirator is a pivotal index for capability evaluation.
在GB2626-2006《呼吸防护用品——自吸过滤式防颗粒物呼吸器》中防尘面罩粒子阻隔效率测定是一项评价防尘面罩性能的关键指标。
The work designed and manufactured a removable dustproof cover for the iron branch channel that can prevent dust diffusing.
设计制作了一种可单人移动的防尘罩,拨闸时可起到明显的防烟尘作用。
The former processing technology of slitting with scraps after complete forming of the inner dust guards for the front and back bridges of automobiles is analyzed.
对汽车前后桥用内防尘罩整体成形后再作有废料剖分的加工工艺进行分析,提出新的加工工艺,对原剖切模进行了改进,改进后的模具结构紧凑,试模一次成功,制件无变形,毛刺小,实现了剖切模无废料一次剖分,具有良好的经济效益。
single-use dust mask
只用一次的防尘面罩
Safety requirement: Hardhats, Safety Glasses, Dust Mask, Face Shield, Ear Muff, and etc.
必须佩戴下列个人防护用品：安全帽、安全眼镜、面罩、防尘面罩、护耳器等.
filter for dust respirators
防尘口罩用过滤材料
A smock worn to protect one's clothing from dust.
防尘衣一种防尘保护衣服的罩衫
Selection of Dust Exhaust Hood and Its Application to Dust Prevention of Jade Carving Workplace
吸尘罩的优选及其在玉石雕刻防尘中的应用
General technical requirements for self-inhalation filtertype dust respirator.
自吸过滤式防尘口罩通用技术条件.
half-mask respirator
半面罩式呼吸防护器
The cover protects the machine from dust.
这个罩保护机器使灰尘落不到上面。
Nonlinear finite element analysis of rubber dust cap
汽车传动轴防尘罩的非线性有限元分析
Wear safety goggles and use a face mask if you are creating dust.
如果你的工作会产生粉尘请戴上护目镜和面罩。
mask for protection from dust odors etc., of textile materials (excl. masks with replaceable filters)
口罩,用于防尘或气味等用,纺织材料制（不包括有可更换滤层的）
Measurement and Analysis of Nozzle Flow in Respirator Leakage Tester Based on FLUENT
基于FLUENT的防尘口罩泄漏性试验装置喷头流量检测分析
Knowledge in waterproof， dust proof and sealing.
具有防水、防尘和密封方面的知识。
a protective covering over a mattress to protect it.
套在褥子外面用来保护褥子的防护罩。
a mask to protect the face from cold while skiing.
滑雪时戴在脸上防寒的面罩。
Discussion about Technology and Application of Smoke Masks Intended for Forest Fire Fighters
森林消防人员防烟面罩技术探讨及应用
It's an anti-pollution facemask for cyclists. It's impregnated with activated carbon.
自行车骑手用的防污染面罩，里面装着活性碳。
The bonded warehouse is flooring with carborundum which is wearable, dustproof, and anti-statics.
仓库地面采用耐磨金刚砂，耐磨、防尘、防静电。