Deciding the maintenance period for working ship plants by using the method of prediction and modelling.

用预测和建模的方法求解预防性维修设备的预防维修周期.

互联网

Secondly, working ship, fisher is optional anchor or anchoring, busy in increase chaos.

其二, 工程船 、 渔船随意停泊或锚泊, 忙中添乱.

互联网

Any seafarer working ship has suffered infectious illness, mentioned by laws , which is likely cause infection.

八船上其他共同工作人患有法定传染病, 有传染之虞者.

互联网