螺旋

The other important observation we need to make about spiral galaxies is that galaxies do not rotate rigidly (with a constant angular velocity), but to a good approximation each region rotates with the same tangential velocity.

另一个重要的观察，我们需要作出关于螺旋星系是宇宙不旋转严格，但有一个良好的逼近各地区轮流担任相同的切向速度。

Supercoils Contortions in DNA that are important for DNA packaging and DNA–RNA synthesis.

超螺旋 对DNA包装和DNA–RNA合成起重要作用的DNA弯曲。

Objective To measure the right conus branch in adults with multi-slice CT.

目的利用多层螺旋CT对成人右冠状动脉圆锥支进行测量。

Results The distribution and shape of the right conus branches could be detected by CT, and with different methods thus data above could be gotten precisely.

结果多层螺旋CT可以清楚地显示右冠状动脉圆锥支的起点及走行，结合不同的方法可以对以上数据进行准确的测量。

For material that is difficult to convey, screw conveyer is a good choice.

对于输送比较困难的物料，螺旋输送机则是最好的解决方法。

I have strong technology company, has a screw conveyor in the manufacture of many years of experience.

我公司技术实力雄厚，在制造螺旋输送机方面有着多年的经验。

This is controlled by the drive system of the conveyor.

这种控制通过螺旋推进器的驱动系统来完成。

Touch of flair and variety to everyday meals and to rediscover the daily pleasures of conviviality and old-fashioned fun.

它们有：令人心情欢愉的迷你蝴蝶形意面、迷你螺旋形意面、最受欢迎的迷你两头尖直花形

Coordinate transformation in the study of tape helix.

带状螺旋线研究中的坐标变换。

Corkscrew was a nightmare for me, especially 2005, but also 2006

但是在一开始，螺旋弯道是我的恶梦，特别是2005 年

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。