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Powered corneal burr是什么意思

中文翻译动力式角膜钻孔器

网络释义

1)Powered corneal burr,动力式角膜钻孔器2)casing collar kick,磁力钻孔测深器3)jet-piercing burner,热力钻孔喷焰器4)downhole motor drill,孔底动力钻机5)diaphragm-type power brake,膜片式动力制动器6)elevation bore,仰角钻孔

用法例句

High position bores and elevation bores methane drainage technique can prevent gas problem successfully.

采用高位钻孔和仰角钻孔抽放瓦斯技术,有效地防止了瓦斯超限。

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