keyhole Charpy impact test specimen的意思|示意
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锁眼夏比冲击试验试样
keyhole Charpy impact test specimen的网络常见释义
钥匙形缺口冲击试样 ... keyframe ==> 键架 keyhole Charpy impact test specimen ==> 钥匙形缺口冲击试样 keyhole cover ==> 钥匙孔盖 ...