an annular drilling bit to allow core samples to be taken
core bit 片语
片语
two core per bit每位两个磁心
diamond core drill bit金刚石鉆头
core cone bit牙轮取心鉆头
core drill bit取芯鉆具
Core Box Bit圆底刀
core-bit tap打捞金刚石取心鉆头的公锥
core drilling bit取芯鉆具
diamond core boring bit金刚石空心鉆头
core bit 例句
英汉例句
the electroformed and sintering double and single-tube bit , core bit , reamer and other geoexploration tools widely applied in electic power plant, bridge, mine and high- rise buildings and so on .
diamond core bit is preferred for coring operation in terms of the special requirements of scientific drilling.
根据科学鉆探对巖心的特殊要求,认为金刚石取心鉆头是科学深鉆取心鉆进较理想的选择。
a core bit is used to accomplish this, in conjunction with a core barrel and core catcher.
使用取芯鉆头、取芯桶和巖心爪来完成取芯工作。
the core bit includes shank and thread , which consists of male thread and female thread.
有直柄鉆头和螺纹柄鉆头之分,螺纹柄分为内螺纹和外螺纹。
the bit is usually a drag bit fitted with either pdc or natural diamond cutting structures, but the core bit is unusual in that it has a hole in its center.