powdern.粉末;粉;火药;细雪vt.洒粉于;使变成粉;重击vi.变成粉;涂粉
powdery oxidation coating粉末氧化涂层
powder patterm simulation粉末图拟合
powder metallurgy bearing粉末冶金轴承
powdery mildem of cereals谷类白粉病
powder pattern simulation粉末图拟合
powdered diffraction file粉末法衍射数据卡片
powder metal sizing press粉末金属精整压力机