液化石油气钢瓶的标记为（）。
A.瓶编号；
B.本站名称；
C.液化石油气；
D.制造厂名
参考答案：C
当光栅发生故障，影响车辆判别时，应当如何处理？
The sales manager of the company suggested more money is to spent in a more effective advertising campaign and better packaging design.
A．is spending on
B．will be spent in
C．will be spent on
D．be spent on
