Yedan, oxygen, nitrogen, acetylene gas, acetylene sales;
液氮、氧气、氮气、氩气、乙炔的销售；
About 85% of the enterprises in our country which use fuel gas take use of acetylene gas.
我国使用燃气的企业有85%左右使用乙炔气。
The acetylene gas generated by calcium carbide can be applied to weld or cut metal materials.
同电石发生乙炔作金属切氰和焊接。
The utility model relates to a multi-purpose gun for flame cutting of oxygen gas and acetylene gas.
本实用新型涉及一种氧—乙炔火焰切割多用枪。
The status of VCM and acetylene gas recovery by pressure swing adsorption in vinyl chloride production units were introduced.
介绍了在氯乙烯生产装置中，采用变压吸附工艺回收精馏尾气中的VCM和乙炔气的情况。
The merits of the acetylene gas and the defects of new type of welding gas are completely mixed together on the aspect of theory and practice.
理论和实践上把乙炔气的优点和新型焊割气存在的缺点完整的捏合在一起。
Usage: It is the raw material of organic synthesis and calcium Cyanamide. It can produce acetylene gas, and can be used as Deoxidizer for steel making and cut metal.
用途：电石可作为有机合成的基本原料，可做为石灰氮的原料，也可产生乙炔气体，作为炼钢脱硫剂，并用于金属切割。
Acetone is charged into the cylinder and completely fills the pores of the filler material. Acetone is the solvent which will dissolve the acetylene gas charged into the cylinder.
丙酮被充入钢瓶，彻底填满填充物材料的孔道。它是溶剂，能够溶解充入钢瓶的乙炔气体。
For improving need assembling the casing head, the cutting casing pipe on project, we have designed the device of cutting casing head to change unfavorable factors using acetylene gas to cut case.
为满足在钻井施工中安装套管头、切割套管的需要，改变乙炔气割影响施工质量和时效的不利因素，设计了一种套管切割机。
The work took cutting machine use raw materials for inflammable gas e. g. acetylene, propane, gas, such as liquefied petroleum gas (LPG).
切割机使用的工作原料为易燃性气体如乙炔、丙烷、液化气等气体。
Secondly, calcium carbide easy and moisture from the air after the compounds produced inflammable and explosive gas, this is generally acetylene stave machinery more no problems in.
其次，电石容易与空气中的水分化合后产生易燃易爆的乙炔气体，这是一般破碎机械中更没有遇到的问题。
It also supplies liquid oxygen, liquid nitrogen, acetylene, carbon dioxide, hydrogen, propane, freon, liquid ammonia, and rare element gas.
还兼营液氧、液氮、液氩、乙炔气、二氧化碳、氢气、丙烷气、氟里昂、液氨及其他高纯和稀有气体。
Acetylene is a flammable gas stored in cylinders as a dissolved gas. The cylinders are filled with a porous material saturated with a solvent, usually acetone.
乙炔是易燃的，作为溶解气体储存在钢瓶里。钢瓶内填充着充满了浸透了溶剂，通常是丙酮的多孔渗水材料。
Hydrogen can replace acetylene, gas, liquefied petroleum gases such as carbon, with high calorific value, flame concentration, zero pollution, high efficiency, energy saving and easy.
氢气可以取代乙炔、煤气、液化气等含碳气体，具有热值高、火焰集中、零污染，生产效率高，节能方便等优点。
This steel, which has high strength and good formability, is used in high-pressure gas container with less than a 500l inner capacity containing LPG, acetylene and other high-pressure gases.
这种钢具有高强度和良好的成形性，用于包含液化石油气、乙炔和其他高压气体的500l内部能力不足的高压气体容器中。
Based on the characteristic of spectrum absorption of acetylene, an optical fiber detection system for methane gas is presented, which has reference channel and is for on line and real time detection.
基于乙炔气体的光谱吸收特性，采用一种带有参考通道的光纤乙炔气体在线实时检测系统。
The acetylene overproof phenomena in a large transformer are analyzed with dissolved gas analysis, and based on its structures, the fault positions are determined.
用溶解气体分析法对一台大型变压器内部乙炔超标现象进行了分析，并结合该变压器的结构，判断出故障所在位置。
Experiment indicates that Polyflon membrane is an excellent medium for the main malfunction gas (acetylene) permeation.
实验表明，聚四氟乙烯是对主要的故障气体(乙炔)进行渗透的非常好的介质。
This paper introduces the structure, self-igniting point, mine-light a fine of energy of acetylene, the very dangerous flammable gas. And proposes the measures of safe use.
本文从乙炔的结构、自燃点、最小点火能等方面介绍乙炔是特别危险的燃爆气体，并提出了安全使用措施。
Acetylene (ethyne) Simplest alkyne, C2H2. A colourless, flammable, explosive gas, it is used as a fuel in welding and cutting metals and as a raw material for many organic compounds and plastics.
乙炔：最简单的炔(C2H2)，无色可燃气体，广泛用作金属焰焊接和切割的燃料，也是合成许多有机化学品和塑料的原料。
The content of acetylene and other hydrocarbon in liquid oxygen measured by gas chromatogram has gas chromatogram concentrate method and direct method.
利用气相色谱浓缩法和气相色谱直接法测定液氧中乙炔及其他碳氢化合物含量。
This thesis is concerning the acetylene produced through co-cracking coal and natural gas by plasma jet.
实验研究等离子体射流共裂解天然气和煤制乙炔。
Acetylene is a flammable gas stored in cylinders as a dissolved gas.
乙炔是易燃的，作为溶解气体储存在钢瓶里。
The method of the invention utilizes a front-end acetylene removal unit (' ARU ') located after a charge gas compressor in which acetylene is selectively reduced.
本发明的方法利用位于裂解气压缩机后的选择性还原乙炔的前端乙炔除去单元(“ARU”)。
Hydrocarbon: an organic compound (as acetylene or butane) containing only carbon and hydrogen and often occurring in petroleum, natural gas, coal, and bitumens.
碳氢化合物：一种有机化合物(例如乙炔或丁烷)，只包含碳和氢两种物质，通常出现在石油、天然气、煤炭和沥青中。
Cracking natural gas with thermal plasma is one of the technical tools to convert natural gas efficiently. With nitrogen as the working gas, the main products include acetylene, ethylene and hydrogen.
热等离子体裂解天然气是可以高效转化天然气的技术手段之一，当以氮气为工作气体时主要产物有乙炔、乙烯、氢气。
Currently, acetylene is mixed with liquefied petroleum gas to make profit. In this paper, the problem of how to identify them is discussed.
目前存在将液化石油气掺入溶解乙炔牟利的情况，本文探讨对此如何鉴定的问题。
The pure gas inclusions of ore-forming period are composed of methane, followed by propane, acetylene and other hydrocarbons, which may indicates Mantle-derived fluids.
成矿期的纯气相包裹体成分为甲烷，其次为丙烷、丁炔等烃类，可能是幔源流体的启示。
Y-12 acetylene reducer is used in gas cutting and welding industry. It has steady performance, beautiful appearance and good cost performance.
型乙炔减压器是用于气体切割、焊接行业、性能稳定、外形美观、性价比高。
Y-12 acetylene reducer is used in gas cutting and welding industry. It has steady performance, beautiful appearance and good cost performance.
型乙炔减压器是用于气体切割、焊接行业、性能稳定、外形美观、性价比高。
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