preparative period：準(zhǔn)備期

preparation 準(zhǔn)備 | preparative period 準(zhǔn)備期 | preparative stage 準(zhǔn)備期

preparative period：預(yù)備期

preparation 預(yù)備 | preparative period 預(yù)備期 | preparative stage 預(yù)備期

preparative chromatograph：制備色譜儀

制備色譜 preparative chromatography | 制備色譜儀 preparative chromatograph | 制備柱 preparation column

preparative ultracentrifuge：制備超速離心機(jī)

preparation 制備 | preparative ultracentrifuge 制備超速離心機(jī) | prepotence 優(yōu)先遺傳

preparator：選礦機(jī)

preparation預(yù)備国产日本精品三级片、調(diào)制、配制欧美精品理论片大全、制劑日韩AV毛片精品簧片无码、配制品 | preparator選礦機(jī) | preparatory pass成品再前孔

preparedness：準(zhǔn)備好的狀態(tài)

preparation 制備; 制劑; 準(zhǔn)備 | preparedness 準(zhǔn)備好的狀態(tài) | preparedness planning 準(zhǔn)備工作的規(guī)劃

copy preparer：備印員

copy preparation 付排準(zhǔn)備 | copy preparer 備印員 | copy preparing 原稿整理

prepayment meter：前納計(jì)器

preparation of starting up 始動(dòng)準(zhǔn)備,起動(dòng)準(zhǔn)備 | prepayment meter 前納計(jì)器 | preselection 予選択

preproduction cost：產(chǎn)前成本

pre-preparation 籌劃(預(yù)算) | preproduction cost 產(chǎn)前成本 | present worth of annuity 年金現(xiàn)值

prepuberty：發(fā)身前

\\"標(biāo)本,制劑,準(zhǔn)備,配制\\",\\"preparation\\" | \\"發(fā)身前\\",\\"prepuberty\\" | \\"包皮\\",\\"prepuce\\"