This paper talks about the problems existing in the sampling, making sampling and float-and-sink analysis. Some improvements also been given.
文章探讨了在煤炭采样、制样和浮沉试验过程中存在的问题，并提出了相应的改进措施。
This paper talks about the problems existing in the sampling, making sampling and float-and-sink analysis. Some improvements also been given.
文章探讨了在煤炭采样、制样和浮沉试验过程中存在的问题，并提出了相应的改进措施。
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