1) sector
[英]['sektə(r)] [美]['sɛktɚ]
齿扇
1.
Theory and methods of error evaluation of tooth profile for sector of automobile steering gears with variable ratio;
循环球式变速比转向器齿扇齿形误差的评定
2.
A theoretical analysis on the transverse pressure angle and taper angle of three kinds of toothed sector in the circulating ball type steering-gear of minicars is presented.
对国内微型汽车循环球式转向器三种齿扇的端面压力角和锥角进行了理论分析,为该类产品的优化设计提供了参考依据。
2) sector gear
扇形齿轮
1.
A sector gear and rack mechanism is adopted in the mould for side circular arc corn pulling of the faucet castings, at the time, the corns pulling of the faucet castings in other two direction are respectively finished by the correspo.
该模具采用扇形齿轮-齿条机构实现龙头体铸件的侧向圆弧分型抽芯,同时通过相应的两套斜销滑块机构分别实现龙头体铸件另外两个方向的侧向分型抽芯。
3) variable-ratio gear sector
变比齿扇
4) Thickened-tooth
变厚齿扇
1.
A Study to Calculate Thickened-tooth Span Radius of a Motor Steering Gear;
汽车转向器变厚齿扇齿厚跨距半径计算的研究
5) toothed segment
齿轮扇形
6) blade segment
扇形齿块
补充资料：九齿扇虾
