4A zeolite supported platinum catalyst for hydrosilylation of acetylene;
4A分子筛固载铂催化剂催化乙炔硅氢加成反应
The application of PLC in pneumatic convey facilities in acetylene production procedure;
PLC在乙炔系统气流输送装置中的应用
Methane pyrolysis to acetylene under arc plasma;
电弧等离子体裂解甲烷制乙炔
The results of commercial application showed that in the first stage reactor,the volume fraction of removed ethyne and the increment of ethylene of LY-C2-02 were 0.
在中国石油兰州石化分公司碳二加氢装置中,采用后加氢脱除乙炔技术,分别以中国石油兰州化工研究中心开发的LY-C2-02催化剂和德国Sud-Chemie公司生产的G-58 C型催化剂为加氢催化剂,进行了工业应用。
Natural gas is important chemical material and is used as feed to produce synthesis ammonia,methanol and ethyne.
天然气是化工的重要原料,以天然气为原料生产合成氨、甲醇、乙炔三大产品。
Determination of ethyne in liquid oxygen or liquid air by GC was introduced in this paper,where GDX-501 was used as fixed phase.
采用GDX-501为固定相,用保留值和加入已知物增加峰高法进行定性,用外标法进行定量,建立了气相色谱法测定液氧、液空中微量乙炔含量的方法。
Effect of different ASU processes on ethine;
不同空分流程对乙炔含量的影响
Determination of ethine and chlorethylene in hydrochloric acid from producing chlorethylene plant by headspace gas chromatography;
液上气相色谱法测定盐酸溶液中乙炔和氯乙烯含量
Determination of ethine and chloroethylene in hydrochloric acid solution by GC;
采用气相色谱法测定盐酸溶液中乙炔及氯乙烯含量
C-N-O ion multi-elements cementation in the surface of 40Cr steel was done by the mixed gas of air and C2H2.
用空气-乙炔混合气体作为气源,对40Cr钢进行了离子碳氮氧多元共渗;用光学金相显微镜、X射线衍射仪和显微硬度计,对渗层形貌、物相和显微硬度进行了分析检测。
The hollow carbon spheres were synthesized by the catalytic pyrolysis of C2H2 mixed with N2 at 850 ℃.
在高岭土负载的镍催化剂上,于850℃催化裂解乙炔制备了直径约500nm的空心碳球。
53μm FBG ECLD on C2H2 absorption lines is reported.
53μm波段光纤光栅外腔半导体激光器的乙炔吸收稳频。
In this paper,polyphenylacetylene(PPA)is modified by Fe(III)-phthalocyanine on the side-chain by means of special molecular design.
本文基于分子设计的思路,在聚苯乙炔侧链引入酞菁基团对其化学改性,并对其性能作了初步的探索。
desogestrel ethinylestradiol
脱氧炔诺酮乙炔雌二醇
autogenous cutting
(乙炔)气割，氧炔熔化
acetylene torch
乙炔燃烧器乙快焊炬
generator, acetylene gas (water process)
乙炔气发生器（水生产）
Dissolved acetylene cylinders
GB11638-1989溶解乙炔气瓶
dichloroethynylmethyl ester phosphoric acid
二氯乙炔基甲基磷酸
Valves for dissolved acetylene cylinders
GB10879-1989溶解乙炔气瓶阀
carbide to water acetylene generator
电石入水式乙炔发生器
of or related to acetylene.
乙炔的或与之相关的。
oxygen-acetylene flame spraying coating
氧－乙炔火焰喷涂涂层
Doppelduro method
乙炔火焰表面淬火法
water to carbide acetylene generator
电石加水式乙炔发生器
How to solve problems of acetylene gas leaking out of batterfly valves in the acetylene production system
如何解决乙炔发生系统蝶阀泄漏乙炔气的问题
The remaining 20%of the acetylene production is principally used for oxyacetylene cutting, heat treating, and welding.
乙炔生产的剩余20%主要用于氧乙炔切割、热处理和焊接。
of or using a mixture of acetylene and oxygen.
指乙炔和氧的混合物或者使用乙炔和氧的混合物。
Wet acetylene will produce explosive acetylides on copper, 70-30 brass, and aluminum-bronze.
湿乙炔会在在铜、70-30黄铜和铝铜上生成爆炸性乙炔化物。
Periodic inspection and evaluation of dissolved acetylene cylinders
GB13076-1991溶解乙炔气瓶定期检验与评定
Scrub out acetone from tank acetylene
从桶装乙炔中分离出丙酮