英语词汇“expansion shield”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	expansion shield
释义	DictionarySeeexpansion bolt expansion shield expansion shield [ik′span·shən ‚shēld] (design engineering) An anchoring device that expands as it is driven into masonry or concrete, pressing against the sides of the hole. expansion bolt expansion bolts An anchoring device having an expandable socket that swells as a bolt is tightened into it; used in masonry walls for attaching timber, etc.
随便看	zero plus-tick zero-plus tick zero plus ticks zero plus-ticks zero-plus ticks zero point zero-point zero point energy zero-point energy zero-point-energy zero-point entropy zero point module zero point of longitude zero-point pressure zero-point vibration zero polynomial zero population zero population growth zero porosity zero potential zero power critical assembly zero power high availability zero-power interconnect array zero power mode bypass zero-power physics test

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expansion shield