Results 131 to 136 of about 117,895 (136)

[Identification and determination of organic compounds in the gas and particulate matter released by incense burning by ultrasonic extraction-gas chromatography-mass spectrometry]. [PDF]

Se Pu
Yue ZQ, Jiang L, Li ZG, Wang W, Wang YW.
europepmc   +1 more source

TiCl4/MgCl2－AL（C2H5）3－Zn（C2H5）2催化体系上乙烯的聚合（附录）关于二乙基锌的合成

, 1979
大连石油七厂合成分厂聚乙烯车间、大连化物所聚烯烃组
core  

TiCL3－AL（C2H5）3催化体系中加入第三组分对丙烯聚合的影响

, 1979
聚烯烃组
core