The circumstances and headway in probe job of near technique around blast shake safety are given. The technical make use of control principle about frequency spectrum property.
重点介绍利用频谱特性控制原理的爆破震动安全新技术探索工作情况与进展。
The chief task in the library is serving the reader. We should probe into reader's psychology if we want to do a good job.
图书馆工作的中心任务是读者工作,要想做好读者工作,就必须探讨读者心理。
Objective To probe into workable and effective on-job education for clinical nurses.
目的探讨切实有效的临床护士在职教育方法。
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