试题与答案

如何从1440t的原煤煤堆上采样?

题型:问答题 简答题

题目:

如何从1440t的原煤煤堆上采样?

答案:

参考答案:

1440t原煤煤堆上应采子样数为子样分上、中、下三层布置,如上层12个,中层24个,下层36个子样,下层子样的采样点应距地面0.5m以上。子样量按煤的最大粒度确定;采样点下挖0.2m;使用符合标准的尖头铲采样。

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