Not for circulation: newspaper, periodical, reference book, cyclopaedia , CD - ROM and video cassette recorder.不提供外借的资料: 报纸 、 杂志 、 工具书 、 百科全书 、 CD -ROM 光盘、录像带....
Centrifuging, washing, and filtering may separate any fraction of polymer that occurred by an emulsion process.离心, 洗涤, 和过滤可以分离乳液法制得的任何级分的聚合物.They were deglycerolized by alternately centrifuging and mixing.通过交替性离心过滤和混合,它们...
他的职责就是查究滥用权力的行为.It's his job to sniff out abuses of power.这个时期是间接制版技艺查究的不末期阶段.This period was to plate technology at an early stage.经过美满的可行性查究不合析,作出发疯的决定, 制止盲目的跟盛行为.After a comprehensive feasibility study on decisio...