双凸 meaning in English

biconvex
◇双凸机翼 lenticular wing

Analysis of working modes of hybrid excitation doubly salient motor
混合励磁双凸极电机模态分析方法
Fixed railway installations . signalling . tee joints . double flanges
铁路固定装置.信号装置. t形接头.双凸缘
T - head bolts with double nib
带双凸边的t形头螺栓
Modeling and simulation of doubly salient permanent magnet motor based on matlab simulink
的双凸极永磁电机建模与仿真
Chemical apparatus ; double - nose sunk keys for clamp couplings of vertical agitator shafts
化工设备.立式搅拌器轴夹紧联轴节用双凸头沉头键

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