gas mask

In one classroom for 9-and 10-year-olds at a Jerusalem school, a boy tried on a gas mask with the help of the soldier instructor.

在耶路撒冷一所学校里，一班9至10岁的孩子在学习使用防毒面具。

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The rate of absenteeism of the absenteeism rate always increase in fine weather.

天气好时,旷工率总是升高.

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You were wearing your gas mask. It was smoky. The house was falling down all around you.

你当时戴着防毒面具室内浓烟滚滚，整栋房子都在不断坍塌

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You would definitely need a gas mask. Keep in mind that fluorine eats through a lot of potential mask materials, so you would want to test it first.

为此你绝对需要一个防毒面具，不过你要知道氟能够腐蚀绝大多数的面具材料，所以记得在选择一款面具前先进行一下测试。

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They entrenched themselves at once. To protect myself from the sulfur smoke, I wore a gas mask, but the miners did not.

为了在硫磺蒸汽中保护我自己，我带了一个防毒面具，但是这些矿工们什么保护措施也没有。

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Others carried banners showing a skull with a gas mask on.

还有人举着的横幅上画着戴有防毒面具的头骨。

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A painted figurine of a girl wearing a gas mask, entitled Ballerina With Action Man Parts, could sell for ￡ 20,000.

这件名为芭蕾舞女的雕像估价2万英镑，作品塑造了一个戴着防毒面具跳芭蕾舞的小女孩形象。

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Which man that the head is normal can not put on the gas mask to go to do that thing?

哪个头脑正常的人会不戴防毒面具而去作那件事呢？

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If it is a high level of teacher lectures, students will definitely absenteeism rate dropped significantly.

如果教师讲课水平实在高, 学生旷课率绝对会大大的下降.

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The rate of absenteeism or the absenteeism rate always increase in fine weather.

好天气时缺勤人数总是增加.

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An Israeli gas mask Grandma bought me two weeks after the worst day.

一副以色列防毒面具出事那天两周后奶奶买给我的

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Application of B-Spline Curved Surface to the Modelling of Gas Mask

B样条曲面在防毒面具中的应用

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Chris Dimino's decided to change the old shower with this new strange guy in a gas mask coming out of the wall

Chris Dimino决定打破陈旧的淋浴喷头设计，因此创意的设计了这位戴防毒面具的老兄从墙里出来的造型。

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In the meantime, I think I'll just get dressed-without the stylish gas mask.

在此之前，我想我就穿上衣服得了，不戴时尚防毒面具了。

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The preparation process and the performance test of the ammonia absorbent for gas mask was introduced in this paper.

本文介绍了可用于现有防毒面具的氨吸收剂的制备方法及其性能测试方法。

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When my first play, A Cyst for Gus, was produced at the Lyceum, he attended opening night in tails and a gas mask.

我的首部戏剧《格斯的囊肿》在吕克昂剧院上演时，他身穿燕尾服，戴着防毒面具参加了首演。

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Fillet gas mask has the features of comfortable wearing, wider visual field, but complex technology, sealed ability wearing is not easy.

头带式面罩具有舒适性好、视野宽阔，但工艺较复杂、佩戴不易气密等特点。

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the absenteeism rate is excessive or there are problems with stress, burnout and general health.

旷职的比例过高，或者有一些压力、过度疲劳和一般健康的问题出现。

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Study on the Structure and Characteristics of Active Carbon Used in Gas Mask

防毒面具用活性炭的结构与特性研究

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This method has provided a basis for studying the adsorption kinetics of gas mask canis-ters.

本方法为滤毒罐吸附动力学的研究奠定了基础。

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Study on ammonia absorbent for gas mask

用于防毒面具的氨吸收剂的研究

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ALE personnel were well equipped with proper clothing and each unit possessed their own gas mask.

机场执法人员均配备有适当的著装和防毒面具。

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Even though I wore a gas mask, I had problems breathing.

尽管我带着防毒面罩，仍感觉呼吸困难。

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a survey of primary health care facilities in bangladesh found the absenteeism rate among doctors to be 74 percent.

对孟加拉的基础医疗设施进行调查时发现，医生的缺勤率高达74%。

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The rate of absenteeism of the absenteeism rate always increase in fine weather. You're likely to get the bounce if you are absent from work too much.

天气好时，旷工率总是升高。如果你常常旷工的话，你会被开除的。

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General Survey of Nano Rare Earth Catalyst for Gas Mask

纳米稀土防毒面具催化剂制备技术

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In this paper, the mechanism, processing technology, properties and application of Nano Rare Earth Catalyst for Gas Mask were introduced.

本文从催化机理、制备方法、性能以及应用情况等方面介绍了纳米稀土防毒面具催化剂。

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Cotton masks, protective glasses and gas mask should be provided for laborers working in conditions of health-harming gas, steam or dust.

在有危害健康的气体，蒸汽或者粉尘的场所操作的工人，工厂应分别供给口罩，防护眼镜和防毒面具。

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Natalie: Why are you wearing that gas mask?

你为什么戴着那件防毒面具？

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The utility model provides a gas mask for operating personnel who works with harmful substance.

本实用新型提供了一种用于从事有害物质作业人员的防毒面罩。

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