worm-thread tool gauge 齿轮滚刀用样板
multiple thread worm 多头螺纹蜗杆 ; 多头蜗杆
single thread worm 单头螺纹蜗杆
worm thread tool gage 齿轮滚刀用样板
worm thread grinding machine 蜗杆螺纹磨床
Worm & Thread Milling Machine 蜗杆螺纹铣床
thread worm 线虫类
master worm with one thread 单头测量蜗杆
Dracunculiasis (more commonly known as guinea-worm disease) is a crippling parasitic disease caused by Dracunculus medinensis, a long thread-like worm.
麦地那龙线虫病（又常常称为几内亚蠕虫病），是一种由麦地那龙线虫这种长型丝状的蠕虫引起的致残性寄生虫病。
It is proved that the interference is related not only to the parameters of screw (worm) thread but also to the diameters of measuring needles selected.
论证了干涉的发生不仅与螺纹(蜗杆)的参数有关而且与选用的量针直径有关的观点。
Grinding gear with the toroidal involute interior thread worm grind wheel is a new kind of process in hard surface gear finish machining.
针对面齿轮硬齿面磨削加工中存在的困难，提出用蜗杆砂轮磨削的双参数法来磨削面齿轮。
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