diameter pole
英 美
等径杆
等径杆
Atlas, the flatter of the two, has a diameter of only 18 kilometers from pole to pole but is almost 40 kilometers across its waist.
阿特拉斯是两者中较平整的一个,极点间的直径只有18公里,但它的赤道周长却有40公里。
Atlas, the flatter of the two, has a diameter of only 18 kilometres from pole to pole, but is almost 40 kilometres across its waist.
阿特拉斯是两者中较平整的一个,从南极点到北极点的直径只有18公里,但是它的赤道周长却有40公里。
According to the designing theory of amplitude amplifier pole, it could be designed by big end diameter, magnification, area index and other parameters.
由变幅杆大端直径、放大倍数、面积系数等已知条件,按照变幅杆设计理论对超声振动系统中的变幅杆进行设计;
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