The comparison of manual sampling and mechanical sampling of coal has been carried out.
对发电厂入厂煤人工采样和机械采样的化验结果进行了对比。
Attentions and solutions were put forward in this paper according to some practical problems in manual sampling, mechanical sampling, sample preparation and analysis, etc.
针对燃煤电厂在人工采样、机械化采样、制样和化验等方面的一些实际问题，提出了应注意的事项及解决办法。
Now, most of Chinese bearing factories in dimension measurement for bearing have been mainly dependent on mechanical or optical instruments in sampling inspection way.
目前，我国大多数轴承生产厂家在轴承尺寸检测方面还是依靠机械式、光学式等测量仪器，采用抽检方式进行。
Now, most of Chinese bearing factories in dimension measurement for bearing have been mainly dependent on mechanical or optical instruments in sampling inspection way.
目前，我国大多数轴承生产厂家在轴承尺寸检测方面还是依靠机械式、光学式等测量仪器，采用抽检方式进行。
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