English translation for "预先钻进"

pilot boring

Related Translations:

预先指定:  preassigned

预先穿孔:  prepunch

预先校验:  precheck

预先输入:  type ahead

预先研究:  pre studyprestudy

预先通知书:  previous notice

预先纯化:  pre-purge

预先加强:  pre-emphasis

预先沉淀:  presedimentation

预先焙烧:  preroast

Similar Words：

"预先准备好的" English translation, "预先阻止" English translation, "预先组成的字符" English translation, "预先组合装备" English translation, "预先组装" English translation, "预先钻孔的管坯" English translation, "预先钻探" English translation, "预先做好的" English translation, "预先舾装" English translation, "预限" English translation