英语词汇“roof bolt”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	roof bolt
释义	roof bolt roof bolt [′rüf ‚bōlt] (mining engineering) One of the long steel bolts driven into walls or roofs of underground excavations to strengthen the pinning of rock strata.
随便看	inferior hip dislocation inferior horn inferior horn of falciform margin of saphenous opening inferior horn of lateral ventricle inferior horn of the lateral ventricle inferior horn of thyroid cartilage inferior hypogastric (nerve) plexus inferior hypogastric nerve plexus inferior hypogastric plexus inferior hypophyseal artery inferior hypophysial artery inferior ileocecal recess inferior internal parietal artery inferiorities inferiority inferiority complex inferior (ivc) inferior ivc inferior labial inferior labial arteries inferior labial artery inferior labial branches of mental nerve inferior labial branch of facial artery inferior labial vein inferior laryngeal

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