多配制

介绍和分析了用卵石为粗骨料，利用多掺法配制C50泵送混凝土的技术路线和成功实践。

The technical route and the successful practice by using cobble as coarse aggregate , and adopting multi-mix-method as method were introduced and analyzed .

经现场应用表明，用多功能外加剂配制出的水泥浆过渡时间短，强度发展快，具有较强的防窜能力，配合单级双封工艺，可用于长封固井段固井；

Field experience showed that the slurry prepared with this additive behaves short transit thickening time , fast strength development , effective anti-gas channeling properties .

针对应用化学系精细化工、化学工艺等专业的专业实验教学中多产品合成和配制、少性能检测和评价的现状，参考国外文献，自行研制了洗净剂脱脂力的检测装置。

Based on the conditions in applied chemistry department of emphasis on synthesis or preparation and neglecting of detection or evaluation of fine chemicals , a kind of simple apparatus for detection of detergents , referenced from foreign reports , was designed and applied in specialty experiments .