“preformed hole”的概念、定义、翻译、参考文献-科学参考

单词	preformed hole
释义	preformed hole 预留孔
随便看	can rinser can roving frame canroy machine can sealer can seamer can spinning frame can spinning machine cant cantala cantango Cantanitest Cantanis diet cant bay cant bay window cant board cant body cant chisel cant column cant dogs canted column canted nozzle canted nozzle engine canted shot canted tie plate canted wall

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