检查车钩钩身时，光线（）。
A.与钩身平面成45。角
B.须由上方斜照到钩耳
C.应丛钩舌水平方向照射
参考答案：A
CPT has much in common with the term CFR．The major difference is that CFR can only be used for sea and inland waterway transport，while CFF can be used for any mode of transport including multi-medal transport．If the parties do not intend to deliver the goods across the ship’s rail，the CPT term is preferred．
大量饮清水后引起的利尿是由于（）
A.血浆胶体渗透压下降
B.血浆晶体渗透压下降
C.肾小管晶体渗透压下降
D.肾小管胶体渗透压下降
E.血压下降
