金属粉末流速的测试方法的英文

standard test method for flow rate of metal powders

• 金属:    metals genus
• 粉末:    powder; flour; sti ...
• 流速:    velocity of flow; ...
• 的:    4次方是 The fourth po ...
• 测试:    test; testing; che ...
• 方法:    method; means; way ...