phase in 雅思

The company has phased in a series of new production plans.

这家公司已采用了一系列产计划。

The program to phase down waste in natural sources is progressing successfully in the country.

逐步减少自然能源浪费正在这个国家顺利进行。

The monoclinic celsian phase in the matrix was produced in situ,during hot pressing,from amphosous BAS.

在热压期间，基体中单斜相长石由玻璃态长石原位转变成。

Isothermal precipitation behavior of the calcium cerite phase in RE-bearing blast slag was studied by quenching method.

应用“淬火法”研究了等温过程含稀土高炉渣中铈钙硅石相结晶行为,并讨论了该相长大动力学规律。

The reaction of triphenyltin with nitrous acid in aqueous phase in the presence and absence of O2 was studied by a laser flash photolysis technique.

利用激光闪光光解技术进行了有氧无氧条件下氯化三苯基锡与亚硝酸水溶液紫外光解反应研究。