在我斜挂的肩膀上,她放下她如雪般白皙的手。
主拱为桁架式双拱肋,钢管拱纵向分13段制造,采用无支架缆索吊机安装、钢绞线斜拉扣挂施工。
The steel pipe arch was manufactured in 13 segments vertically, erected by cable crane without support and clasped by diagonal tension steel strand.
在应用无差动法滚切斜齿圆柱齿轮的基础上,通过理论推导和实验验证,得出进一步减少斜齿轮齿向误差的可行的挂轮选配新方法。
Through theoretical derivation and experimental verification, a new method is obtained for further reducing tooth curve error of oblique gear and for choosing feed gear wheel.
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