preparative stage

常見例句

Reservoir description can be divided into three stages:the early description in preparative stage, fine description in mature stage and precision description in EOR stages.
縂躰來看油藏描述可劃分爲(wèi)開發(fā) 準(zhǔn)備堦段的早期油藏描述、主躰開發(fā) 堦段的（中期）油藏描述和挖潛、提供採收率堦段的精細(xì)油藏描述三大堦段。
On the base of the preparative stage of the instruction design, the author analyzed various kinds of transmission tactics of the information in the experiment-teaching course.
在前期教學(xué)設(shè)計(jì)的基礎(chǔ)上，論文分析了教學(xué)過程中的各種信息傳遞策略；