Through analyzing the present operation situation of the YT governor, the main problems existing in its operational process are pointed out.
通过对YT型调速器运行现状的分析，指出了其运行过程中存在的主要问题。
Taking present operation situation of Sanyou Mine Company as an example, the paper introduces basic method of liability cost management and their application practice.
以三友矿山公司石灰石矿经营现状为例，介绍了应用责任成本管理的基本方法和实践。
This paper briefly describes the present situation of sound insulation ways universally adopted in steel ball coal mill and the noise intensity released during operation.
简述目前钢球磨煤机普遍采用的隔声方式及其运行过程中释放噪声强度的现状。
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