... Face apex beyond crossing point 顶锥顶至相错点距离 Face cone 顶锥 Face cone element 齿顶圆锥母线，面锥母线 ...
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... addendum envelope (指螺旋齿轮的) 齿... addendum cone 顶锥 corrected addendum 修正齿顶高 ...
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顶锥角 Face angle ; Tip angle f urO
顶锥顶 Face apex
顶锥角距 Face angle distance
顶锥顶至相错点距离 Face apex beyond crossing point
平顶锥齿轮 contrate gear
红顶锥尾鹦鹉 Aratinga wagleri ; Red-fronted Conure
橙顶锥尾鹦鹉 Aratinga canicularis ; Orange-fronted Conure
齿顶锥 [机] addendum cone
锥顶 common apex of cone ; [数] vertex of a cone ; conic node ; kulm i konit
他省去了至少二关键保险装置，即防止风帆扭屈在风的顶锥和防止无法控制的下潜的逆风行驶线。
He omitted at least two key safety devices, namely the nose cone which prevents the sail from deforming in the wind, and the luff lines which prevent uncontrollable dives.
当距离锥顶还有三米时，观察员通过无线电告诉他岩浆的活动水平，在哪里爆发，什么时候溢出。
When he was ten feet from the top, spotters described to him over the radio the level of the lava, where it was exploding, where it was spilling over.
幌筵岛最近一次火山活动是发生在2008年奇库拉·奇基锥顶，地处沿岛海岸北部，画面中上侧。
The most recent volcanic activity on Paramushir island occurred in 2008 at the Chikurachki cone located along the northern coastline of the island at image top center.
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