动力压凹 球印硬度试验 回跳法硬度试验的英文

dynamicindentation

• 动力:    motive power; powe ...
• 压:    press; push down; ...
• 凹:    low-lying area; de ...
• 球:    sphere; globe
• 印:    seal; stamp; chop
• 硬度:    hardness; solidity ...
• 试验:    experiment; test; ...
• 回:    circle; wind
• 跳:    jump; leap; skip; ...
• 法:    law