1. The Whole PCL certical impact crusher including feed hopper, classifier, whirl pool cacity, impeller, main bearing assembly base, transmission device and motor etc. Operating pinciple is as follows: the materials enter the crusher through feeder hopper, which is divided into two parts, one part through the middle of classifier entering into the rotating impeller at high speed, then accelerated, whose speed can reach hundreds of acceleration, then is shot through the tunnels around the impeller by the speed of 60-75 meter/second.
    全体韧带 certical 冲击破碎机包括饲料料斗，分级机，旋流池 cacity ，叶轮，主轴承装配基地，传动装置和发动机等业务 pinciple 如下：物料进入破碎机通过直属料斗，这是分为两个部分，一个部分是通过中间的分级进入旋转叶轮高速，然后加速，其速度可以达到几百加速，然后是通过隧道开枪叶轮周围的速度60-75米/秒。

2. Tie a stone to a piece of string and whirl it around your head.
    将一块石子拴在一根细绳上，然后使它绕着你的头部转动。

3. The dervishes whirl around and around without getting dizzy. Shaman and Chieftain now found in Nomad encounters.
    苦修僧人反复旋转而不感到头晕。在大地图也可以遇到僧人和酋长了？

4. whirl around什么意思

4. The first is a pair of planets, each about the mass of Jupiter, that whirl around their home star15light years from Earth in perfect lockstep.
    第一项是一对行星，每个大小和木星相仿，它们一前一后绕着距离地球15光年的一颗行星运行。

5. Every barber knows that. Then, just as suddenly, it all collapsed around him, in a whirl of failed productions and very public sex scandals.
    尽人皆知，家喻户晓。尔后，随着一连串的失败作品和公众皆知的性丑闻，一切又突如其来地崩溃了。

6. The results show that under pure gas flow condition, when the cross-section gas velocity of calciner ranges 6.0~8.0m/s, the pressure drop of horizontal cyclone separator varies in 80~200Pa, and the pressure drop of whirl separator is around 600~1180Pa.
    研究结果表明：空载下分解炉截面风速为6.0～8.0m/s时，卧式旋风筒的压力损失约为80～200Pa，旋流分离器的压力损失约为600～1180Pa；