four ring的意思|示意

There is a four - ring Qin Qiaodong Cuanjian Ding kiosk, name Saran Pavilion, rebuilt in 1971.

响琴桥东有一座四方攒尖顶小亭, 名“洒然亭”, 1971年重修.

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This result is obtained mainly by consideration of the four - ring molecules derived from steroids.

这个结果主要是通过从甾族化合物中取得的四环分子得到的.

辞典例句

Double crank four ring - plate type cycloid drive is a new type drive.

双曲柄四环板式针摆行星传动是一种新型传动.

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