For the dangerous sites with explosive dust mixture: 11 division.

爆炸性粉尘混合物危险场所：11区。

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The explosion characteristics of coal dust-methane mixture were studied.

实验研究了煤尘-甲烷混合物的爆炸特性。

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Grease 7 "round baking pan. Dust flour on pan. Pour mixture in pan."

将7吋圆型焗盆搽油，扑上一层面粉，即将搅好之成分倒入。

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Grease 7 "round baking pan. Dust flour on pan. Pour mixture in pan."

将7吋圆型焗盆搽油，扑上一层面粉，即将搅好之成分倒入。

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