查询词典 gas-mask

Also by earnestly studing and investigating in practice, some orginal devices and expresimental methods have been improved on; for : the progress of the gas admeasurement in the gas explosion,and the betterment of the explosion suppression equipments.

同时在实践中认真探索和钻研，对原有的一些设备和实验方法进行了改进，如：气体爆炸实验中配气方法的改进、爆炸抑制装置的改进等。

This paper introduces some solutions :change cast-iron pipe to steel or PE pipe ;retain manufactured gas works to adulterate ;on humidification of natural gas in network .

文章介绍了国内燃气铸铁管网改造的常用方法，并对其各自特点进行了分析。

Different types of gas air conditioner is introduced, and the advantage of developing gas air conditioner is presented.

本文介绍了燃气空调的不同产品形式，并陈述了燃气空调的发展优势。

It also analyzes the reasonable method to determine such drilling parameters as drill pressure,rotation speed,gas injection pressure,gas injection volume in view of the character of air hammer drilling in detail,elabora.

分析了我国煤层气勘探开发现状，基于煤层气生产特征分析了煤层气开发向产业化、商业化发展降低钻井成本的主要技术方法。

Is a professional production of automotive electronic control of the air horn enterprises, the company has advanced equipment, sophisticated technology, talents, and standardized management, a good environment, the company produced the 2007-licensing, Speaker-gas and gas speaker electromagnetic valve is more than heavy vehicle manufacturers to specify the ancillary products, the company's product quality of these manufacturers generally recognized and recommended, the Company will continue to promote innovation, fight catch, and enterprising spirit, China's national automotive industry to make its own contribution.

泉州市金笛汽车电器有限公司是一家专业生产汽车电控气喇叭的企业，公司拥有先进的设备、精致的工艺、优秀的人才、规范的管理、良好的环境，公司所生产的宝笛牌电控气喇叭及气喇叭电磁阀是中国多家重型汽车制造商的指定配套产品，公司产品的质量得到了这些厂家的普遍认可和推荐，本公司将继续发扬创新、拼捕、进取的精神，为中国民族汽车工业作出自己的贡献。

The hot air furnace is a kind of energy conservation type furnace, composed of burner, furnace chamber, mixing room, hot air outlet and outside jacket, the diluted air in the jacket has two functions, firstly, having insulation purpose: the air belongs to inert gas, it has good insulation function for furnace body, can reach to purpose to cool/protect inside lining and reduce its thickness of furnace chamber; secondly, having preheating function: the gas in the jacket is contacted with hige temperature furnace wall, and enters the mixing room after heat absorption, then to teach the purpose of preheating and energy conservation.

热风炉由燃烧器、炉膛、混合室、热风出口和外夹套构成，是一种节能型炉型，夹套中的稀释空气有两种作用，其一，保温作用：空气属惰性气体类，对炉体有良好的保温作用，达到冷却保护和减薄炉膛内衬的目的；其二，预热作用：气体在夹套中与高温炉壁相接触，吸热后进入混合室，达到了预热节能的目的。

Gas source selection, according to Air Track needs to hate the characteristics of the compressed gas.

气源的选择，要恨据气垫导轨需要压缩气体的特点而定。

A gas burner used in laboratories; has an air valve to regulate the mixture of gas and air .

实验室里用的汽灯；有一个空气阀可以控制可燃气和空气的密度。

Gas booster pumps are compressed air-driven piston end of a large area and small area side to be high-pressure gas output.

气体增压泵是压缩空气驱动大面积端活塞，小面积端得到高压气体输出。

JNLWD has recently asked the company building the gas canister, General Dynamics, to develop methodologies to characterize the aerosols it generates, and to calculate the ground area coverage of gas clouds created by an airburst at different altitudes.

JNLWD 最近让某家公司来建立气体滤毒罐和常规动力学，来改善产生气溶胶的品质，计算在不同海拔下炸弹空爆产生的气体云雾笼罩的不同区域范围。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。