We need to set about a solution.[ ]
A. to find
B. to finding
C. finding
D. find
答案:C
进行仓泵检修时必须将()关闭,并挂“禁止操作”禁示牌。
A、进料阀
B、出料阀
C、进气阀
D、出气阀
E、排气阀
某船舶制表密度为1.025g/cm3,实测港水密度为1.020g/cm3,根据拱陷校正后平均吃水查算相应排水量为25276.78t,经纵倾修正后排水量为25163.19t,计算港水密度修正后排水量吨数为()
A.25153.48
B.25286.54
C.25040.44
D.25400.08