减小外径的钻铤的英文

• turned-down drill collar

• 减小    abate; decrease; diminish; d ...
• 外径    exradius; outside diameter; ...
• 的    4次方是 The fourth power of 2 i ...
• 钻    drill; auger
• 铤    quickly
• 减小直径的    swedged
• 外径为的钻杆    ex rod
• 小外径游标卡尺    external minor caliper gauge
• 测花键外径的环规    outside spline gauge
• 量钻头外径的圆环    bit ring
• 加长保径的钻头    extended gauge bit
• 带螺旋形沟槽的钻铤    spiral collar
• 卷制轴套外径的检测    plain bearings-checking the outside diameter for wrapped bushes
• 钻铤    bottom collar; dc: drill collar; drill collar porta-mechao; drillcollar
• 外径    exradius; outside diameter; outer diameter; external diameter; major diameter
• 户内装置用电缆最大外径的计算    calculation of maximum external diameter of cables for indoor installations
• 减小    abate; decrease; diminish; dwindle; extenuation; downsize; deamplification; decrescence; fading; attenuation; diminution 把损失减小到最低限度 reduce the loss to a minimum; 减小压力 reduce pressure; 数字的减小 a reduction in numbers; 减小坡度 grading
• 小外割    minor outer reaping throw
• 小外褂    minor outer breaking throw
• 小外科    major sursery; minor surgery
• 小外套    doremi
• 小外型    package, small outline (sop); package, small outline j-lead (soj); small-outline j-lead package (soj); small-outline package (sop)
• 小外形    soj small outline j-lead package
• 小外衣    mantelet
• 方钻铤    square drill collar