... understructure work 地下工程 under-study plan接替计划 under-sulfonate 磺化不足 ...
双语例句
1
My studyplan has not yet been finished. However, it's under preparation.
我的学习计划还没有准备好，不过正在准备就是了。
2
The plan is understudy.
那个计划正在研究中。
3
The first study adopts a simulation approach to obtain the optimal design of freight consolidation and truck dispatch planunder specific market conditions.