叉车（）接近弯道时，逐渐把转向盘转到底。
参考答案：车头
装载机械修理在解体检查和鉴定之前，应对机械进行彻底的（）。
Owing to environment pollution, a number of insects have ________. [ ]
A. died out
B. put out
C. brought out
D. picked out
