沿子石的平缝和立缝的缝宽一般为多少？
参考答案：
缝宽一般为lcm左右。
It's said that smoking won't be _______ in indoor public places or workplaces in China soon. [ ]
A. attacked
B. admired
C. attracted
D. allowed
（）出现故障时ECU不产生故障代码。
A．燃油泵
B．空气流量传感器
C．氧传感器
