舰船IETM系统能辅助舰船级维修，极大提高了舰船级维修能力。
The IETM(Interactive Electronic Technical Manual system) of the naval vessel can aid the warship class maintenance and improve its ability greatly.
捞雷船属于海军辅助舰船，它是一种工作船，由于它的作业特殊，捞雷船就具有其独特性。
Mine recovery ship is a naval auxiliary ship, and is also an engineering boat. It has its special working environment.
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