班组间客货运输票据交接时必须办理交接手续，()
A. 严禁信用交接
B. 信用交接
If you detect oil in the water around your vessel while discharging fuel, the FIRST thing
A. try to find out where the oil is coming from
B. call the Master
C. have the pump man check the discharge piping
D. shutdown operations
When floor plates are slippery with oil, there is a riske of ()
A. making footholds insecure
B. causing head injuries
C. causing engine troubles
将“口父咀”改为“细切”始于
A. 《证类本草》
B. 《肘后备急方》
C. 《炮炙大法》
D. 《本草经集注》
E. 《神农本草经》
微信支付 
支付宝支付