螺栓孔加強 的英文怎麼說
中文拼音 [luóshuānkǒngjiāqiáng]
螺栓孔加強
英文
bolt hole cold-working strenthening-
High-strength bolts were inserted into the holes and tightened to a high preload level.
把高強度螺栓插入孔洞,同時擰緊螺栓達到高的預加載水平。
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