长安水文站的測船是1953年汛前造成的,中間經过两次大修,船身換过两块船板,經过多次保养維修,到現在已使用11年多了,估計还可以使用2～3年。与一些測站新測船只使用3～4年或5～6年就坏了的情况相比,測船的使用期要长得多。长安站是如何延长測船使用寿命的呢?他們的經驗可以归納为 Chang’an hydrological station of the ship was caused before the flood in 1953, the middle after two overhauls, the hull changed two ship board, after several maintenance and repair, has now been in use for more than 11 years, it is estimated that you can use 2 to 3 years. Compared with the situation where some new test boats at a station have been used for 3 to 4 years or 5 to 6 years, the survey period is much longer. Chang’an station is how to extend the useful life of the ship it? Their experience can be summarized as