英语词汇“screw anchor”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	screw anchor
释义	screw anchor screw anchor An anchor (similar to an expansion bolt) having a metal shell with a screw along its central axis; when the shell is placed in a hole and the screw is driven in, the shell expands, tightly securing the anchor in the hole.
随便看	eccma global item schema eccmc ecc memory eccm fill device interface eccmi eccmid eccm improvement factor eccm network controller eccmr ecc-mtb eccn ecc-net ecco ecco2r eccoa eccodec ecco (disambiguation) ecco domani fashion foundation eccoh ecco international trainee education eccola eccom eccomas multidisciplinary jubilee symposium ecc on simm eccoo

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