Construct rotating nephroid and three-cusped epicycloid while remaining orthogonal to each other.

作旋转的肾脏线和旋转的三线，且彼此维持正交。

The cycloidal equidistant-curve worm gearset is the new type of worm and worm gear transmission equipment.

线等距曲线蜗轩是种新型的蜗杆传动。

The envelope of moving line on the hypocycloid plane may be an epicycloid or cardioid and the...

线运动中与动切线成定角的直线,其包络也是圆周渐开线.

The new type of rotary compressor has two key parts, an outer rotor and an inner one which employs isometric curve of trochoid as its profile.

从理论上分种新型内、转子结构回转式压缩机,其内转子型线由短幅线的内等距线构成。

According to the formation principle of the tritubercular cycloid in this paper, the rotor, whose bore curve is the inner envelope line of the cycloid, is made with the solid radius vector.

根据三尖线的形成原理,以线的内包络线为定子内腔曲线,动径实体化后作为转子,定子、转子按照定关系运动则形成种新型线泵。