1.
Method of quantitative measurement for cyclopropyl-acetylene and identification of its main trace impurity
环丙基乙炔的含量测定方法及主要杂质鉴定
2.
This sequence constitutes an efficient method for preparing arylcyclopropylacetylenes.
这种反应构成了制备芳基环丙基乙炔的有效方法。
3.
Allene is an isomer of methyl acetylene.
丙二烯是甲基乙炔的一种异构体。
4.
The Synthesis and Electro-Optical Properties of Dipropargylfluorene and Poly(4-ethynylaniline);
二炔丙基芴和聚四乙炔苯胺发光材料的合成及光电特性
5.
dichloroethynylmethyl ester phosphoric acid
二氯乙炔基甲基磷酸
6.
Scrub out acetone from tank acetylene
从桶装乙炔中分离出丙酮
7.
Tandem Ring-Opening/Closing Reactions of N-Ts Aziridines and Aryl Propargyl Alcohols
氮杂环丙烷和芳基炔丙醇的串联开环关环反应
8.
Rejection of 17α-Ethynylestradiol(EE2) by NF270 Nanofiltration Membrane
NF270截留17α-乙炔基雌二醇过程
9.
Research on the microstructure of the Co-base alloy oxyacetylene welding surfacing
氧气-乙炔堆焊Co基合金显微结构研究
10.
desogestrel ethinylestradiol
脱氧炔诺酮乙炔雌二醇
11.
autogenous cutting
(乙炔)气割，氧炔熔化
12.
Synthesis of PDMH-GAP and Its Application
炔丙基二甲基海因改性GAP的合成及应用
13.
Study on Synthesis of 5-Aminolevulinic Acid Based on the Levulinic Acid
乙酰丙酸合成5-氨基乙酰丙酸的研究
14.
DOT regulations control the amount of acetone and acetylene allowed in each size cylinder.
DOT的规范控制了允许充入每种尺寸钢瓶的丙酮和乙炔的数量。
15.
The Research of New Synthetic Methodologies of Fe (Ⅲ) Catalyzed Nucleophilic Substitution of Propargylic Acetates;
铁（Ⅲ）试剂催化的乙酸炔丙酯亲核取代反应的新方法学研究
16.
Convenient Synthesis of (1-Propynyl)arenes through a One-Pot Double Elimination Reaction
双消除一锅简便法合成1-丙炔基芳香化合物
17.
Theoretical Study on Palladium(Ⅱ)-Catalyzed Intramolecular Rearrangements of Propargyl Acetates
钯催化炔丙基醋酸盐分子内重排的理论研究
18.
levonorgestrel-releasing intrauterine device
分泌乙基烃基二降甾烯炔酮子宫内装置