...选择性控制; 有机改性; 甲烷选择性 中图分类号：O643 文献标识码：A [gap=1260]Key words: Fischer-Tropsch synthesis; cobalt-based catalyst; selectivity control; organic-modification; methane selectivity ...
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... 选择性特性 selectivity characteristic; 选择性调整 selectivity control; 选择性突变型 selective mutant; ...
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automatic selectivity control [电子] 自动选择性控制 ; 选择性自动控制
manual selectivity control [自] 人工选择性控制
asc automatic selectivity control 自动选择性控制
Automatic Selectivity Control ASC 自动选择性控制
ASC Automeveryic Selectivity Control 自动抉择性职掌
control of selectivity 选择性控制
Under the condition of selecting existent catalyst and reaction parameters said invention can make the system control be more easy and the selectivity and yield be unaffected.
本发明在选用现有的催化剂，反应参数一条件下，系统控制更加容易且不影响反应的选择性和收率。
The currently used quality control methods for anisodamine are perchloric titrimetry and colorimetry. They are insufficient in sensitivity and selectivity.
目前山莨菪碱的质控方法有高氯醚滴定法和酸性染料比色法，二者在灵敏度和选择性方面都存在不足。
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