轴箱定位方式有哪几类?
参考答案:
轴箱定位方式分为有导框定位和无导框定位两大类。无导框轴箱定位在结构形式上又有多种,目前通常采用的有轴箱拉杆定位和八字形橡胶堆式轴箱定位。
The man ________ of shooting six children was caught by the police, the Xinhua News, reported on
Friday. [ ]
A. being suspected
B. suspecting
C. suspected
D. to be suspected
五味子中的成分主要是
A.简单香豆素B.呋喃香豆素C.联苯环辛烯型木脂素D.新木脂素E.吡喃香豆素