black powder的意思|示意

Mixture of black powder and magnesium have a tendency to segregate.

黑药和镁的混合物具有离析的倾向.

辞典例句

What is this black powder on your desk?

你桌子上的黑色粉末是什么?

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Direct Fast Black G : black powder, has good water - solubility , the water is black in green.

直接耐晒黑 G: 黑色粉末, 水溶性 很好, 其水溶液呈绿光黑色.

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Kegs of black powder completely surround the room.

成桶的黑火药堆满了房间.

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Objectives To make the quality standard of the preparation of red and black powder.

目的为制定红黑散的质量标准提供科学依据.

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Scope: Powder black powder production and sales Powder black powder production and sales.

经营范围: 粉状黑火药生产销售.

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