开普勒- 9的这颗小行星绕其恒星公转一周仅需要一天半，它的轨道距恒星仅有250万英里。
The small Kepler-9 planet completes an orbit in just over a day and a half at a distance of 2.5 million miles from the star.
一旦进入轨道，西弥斯太空船将会在只有地月距离的六分之一的高度处绕地球运转，同时，其他两颗在地月距离一半处绕行。
Once in orbit two of the themis spacecraft will circle earth about one-sixth the distance to the moon while the other two circle half way to the moon.
第三定律（周期定律）：各个行星绕太阳公转周期的平方和它们的椭圆轨道的半长轴的立方成正比。
The square of the orbital period of a planet is directly proportional to the cube of the semi-major axis of its orbit.
目的探讨肝后下腔静脉隧道绕肝带提拉法行半肝切除安全性的作用。
Objective To enhance the operation safety of hemihepatectomy with improvements by retrohepatic tunnel of the IVC of liver hanging maneuver.
只要用鼠标一点，在地球另一端的信息马上就会以每秒钟绕地球七周半的惊人速度传输到你的电脑屏幕上。
With the click of a mouse, information from the other end of the globe will be transported to your computer screen at the dizzying speed of seven-and-a-half times around the earth per second.
四亿年前月亮绕地球一周的时间是9天；月地距离只有现在的一半。
The moon around the earth 400 million years ago a week's time was 9 days; months now only half the distance.
“二分明月一声箫，半属扬州廿四桥”，自此以后，凡是提起扬州，便无论如何也绕不开徐凝和杜牧了。
"Two clear months are a Xiao, the quasi belongs to Yang state 24 bridges", from that time on after, every awake Yang of state, then and on any also round anti to turn on Xu Ning and Du to herd.
本实用新型涉及塑封电机半爿定子绕制线包的专用机构。
The utility model relates to a special using mechanism for plastic encapsulated motor half lobe stator enwinding wire packet.
本实用新型涉及塑封电机半爿定子绕制线包的专用机构。
The utility model relates to a special using mechanism for plastic encapsulated motor half lobe stator enwinding wire packet.
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