... 双颚抓斗 cham shell grab 双分度 double division 双盖板对接 double-cover butt joint ...
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双光束分光光度计 [分化] [光] double beam spectrophotometer
双束分光光度计 two-package spectrometer
双硫腙分光光度法 Spectrophotometric method with dithizone
双温度交换分离法 dual temperature exchange separation process ; mperature exchange separation process
双分支侧钻程度井 bi-lateral sidetracking horizontal well
双线分离度 doublet separation
双精度阶部分 double precision exponent part
双波长分光光度法 dual wavelength spectrophotometry ; Dual-wavelength spectrometry
双样分析精密度 duplicate analysis precision
提出了双作用式平行分度凸轮机构，并按研究齿轮啮合的方法研究其凸轮廓线。
This paper proposes double action parallel indexing CAM mechanism, and studies cams profile by methods used in gear meshing.
介绍一种用双自准直仪和多齿分度台组合测量静态测角分度误差的测量方法。
This paper introduces the method for the synthetic of measuring quiescing goniometry with two autocollimators and precise angle dividing table.
双作用式平行分度凸轮机构对速比曲线的几何形态有特殊要求，这使得该机构的速比不能从同类机构现有运动规律中得到，而必须经过特殊设计。
The speed-ratio curve of double-action parallel indexing cam mechanism has special property in shape, which makes it is not available from present transmission function, but designed purposely.
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