1.
Study on the Synthesis and Addition Reaction of Phosphorus Acetylenic Compounds;
含磷炔化合物的合成及其加成反应研究
2.
dichloroethynylmethyl ester phosphoric acid
二氯乙炔基甲基磷酸
3.
desogestrel ethinylestradiol
脱氧炔诺酮乙炔雌二醇
4.
autogenous cutting
(乙炔)气割，氧炔熔化
5.
SYNTHSIS OF LONG CHAIN TERMINAL TRIPLE BOND COMPOUNDS--8-NONYNOIC ACID AND HEXADECYNE-(1)
长链端炔化合物的合成(8—壬炔酸 1—十六炔烃)
6.
generator, acetylene gas (water process)
乙炔气发生器（水生产）
7.
Dissolved acetylene cylinders
GB11638-1989溶解乙炔气瓶
8.
Valves for dissolved acetylene cylinders
GB10879-1989溶解乙炔气瓶阀
9.
carbide to water acetylene generator
电石入水式乙炔发生器
10.
All but two of the city's17 concrete grain elevators lie empty, flanked by overgrown railway tracks.
?苫炷?列拗?幕疃?炔钟
11.
of or related to acetylene.
乙炔的或与之相关的。
12.
centalum (2-methyl-1-phenyl-3-butyne-1,2-diol)
生塔伦(甲苯丁炔二醇)
13.
oxygen-acetylene flame spraying coating
氧－乙炔火焰喷涂涂层
14.
Doppelduro method
乙炔火焰表面淬火法
15.
water to carbide acetylene generator
电石加水式乙炔发生器
16.
acetylene torch
乙炔燃烧器乙快焊炬
17.
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
18.
Determination of content of levonorgestrel and quinestrol tablets by HPLC
HPLC外标法测定左炔诺孕酮炔雌醚片含量