... enveloping algebra 包络代数 enveloping ring 包络环 enveloping space 包络空间 ...
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短语
锥面包络环面蜗杆
TK-worm wheel
;
Toroid enveloping worm wheel
平面包络环面蜗杆
Planar double enveloping worm
;
TP-worm
;
planar enveloping hourglass worm
渐开线包络环面蜗杆
TI-worm
渐开面包络环面蜗杆
toroid enveloping worm with involute
;
worm
环境包络
environmental envelope
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