随着科学技术的发展，水位原始观测在不增加人力及很大投资的情况下可以实现真正意义上的“三遍手”，保证水位观测成果的质量。%With the development of science and technology, original observation of water level implements"manage for three times"in the true sense by no increase in human and great investment, and it ensures the quality of the water level observation results.
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