坝岸漫顶的抢护方法有哪几种？
参考答案：
（1）秸埽加高法；（2）土袋子埝法；（3）堆石子埝法；（4）柴柳护岸法。
What ______ you do if you ______ one million dollars? [ ]
A. will, have
B. would, have
C. will, had
D. would, had
滑动轴承摩擦阻力大，应用于低速径向（）大、振动要求小的机件上。
