elliptical wheel 中文意思是什麼
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Many engineering pairs such as the wheel-and-rail combination described in section 8. 2. 1 generate elliptical contact areas.
工程上的許多運動組合，諸如821節中所描述的車輪與鋼軌組合，都產生橢圓接觸面。 -
Many engineering pairs such as the wheel - and - rail combination described in section 8. 2. 1 generate elliptical contact areas
工程上的許多運動組合，諸如8 2 1節中所描述的車輪與鋼軌組合，都產生橢圓接觸面。 -
Other major galaxy types are globular clusters, elliptical galaxies, and barred spirals, which have bars of dust, gas, and stars running across the galaxy s center like the spokes of a wheel
其它主要星系類型是球狀群省略星系，和被禁止的螺旋，有塵土氣體，和星酒吧運行橫跨星系的中心象輪子的輪幅。
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