straight hole造句

"straight hole"是什么意思

造句与例句手机版

The extension drill rod which can be used for higher capacity drill , the drill hole can be extended to sezeral meetrs , when drilling the straight hole , the core lifter can help coring
选用加长钻杆于较大能力的钻机，可将钻孔延深至数米，钻垂直孔时，可采用取芯器配合取芯。
It's difficult to see straight hole in a sentence. 用straight hole造句挺难的

相邻词汇

用"straight head"造句, 用"straight heading"造句, 用"straight hem"造句, 用"straight hit"造句, 用"straight hock"造句, 用"straight horn"造句, 用"straight house"造句, 用"straight i"造句, 用"straight in"造句,

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