医药科学
chemical
Objective To study the chemical constituents of Humulus scandens.
目的研究葎草的化学成分。
chemistry
PFC possesses good chemistry stability and hot stability.
其具有良好的化学稳定性和热稳定性。
化学
chemical
The physical and chemical properties of catalyst DQ -V-01 were analyzed.
分析了DQ-V-01催化剂的物理和化学性质。
chemistry
生物学
chemistry
chemi-
chemo-
军事学
defence against nuclear
chemical and biological weapons
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