钻头

hard metal coring bit

硬质合金取心钻头

金钢石取心钻头diamond coring bit | 硬质合金取心钻头hard metal coring bit | 涡轮取心钻头turbo-core bit

coring cone bit

牙轮取心钻头

取心钻头coring bit | 牙轮取心钻头coring cone bit | 金钢石取心钻头diamond coring bit

bit side cutting action

钻头侧向切削作

钻头侧向切削作用 bit side cutting action | 钻头侧向切削作 bit side cutting action | 钻头侧向力 bit side force

automatic driller

钻头自动给进器

rotary speed of bit%钻头转速& | automatic driller%钻头自动给进器& | bit rotation speed%钻头自转转速&

bit-tooth dullness

钻头牙齿磨钝程度

bit grading 钻头磨损等级 | bit-tooth dullness 钻头牙齿磨钝程度 | bit life 钻头寿命

bit-tooth dullness

钻头牙齿磨损程度

71 钻头倾斜 bit tilt | 72 钻头牙齿磨损程度 bit-tooth dullness | 74 钻头轨迹特性 bit trajectory behavior

bit-tooth dullness

钻头牙齿磨损钝程度

bit tilt 钻头倾斜 | bit-tooth dullness 钻头牙齿磨损钝程度 | bit trajectory behavior 钻头轨迹特性

bit hydraulics

钻头水力特性

bit hydraulic horsepower 钻头水马力 | bit hydraulics 钻头水力特性 | bit inclination force 钻头偏斜力

bit hydraulics

钻头水力参数

38 钻头水马力 bit hydraulic horsepower | 39 钻头水力参数 bit hydraulics | 40 钻头倾斜 bit incliation

INITIALIZE RUN

钻头初始化运行

1.4.1 BIT 钻头 | initialize run 钻头初始化运行 | new bit initialization 新钻头初始化

colonial rule：殖民统治

colonial protectorate;殖民保护地;殖民被保护国;; | colonial rule;殖民统治;; | Colonial Secretary;辅政司;;

matrimonial agency：婚姻介绍所

21 deep love 深沉的爱情 | 22 matrimonial agency 婚姻介绍所 | 23 lover,sweetheart 情人