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一、原施测方法简介 (1) 劳动组织大江水道断面原施测方法,为“六分仪双角交会直线航行施测法”,其劳动组织为测输上司六分仪2～3人,记录角度1人,司回声仪1人,共5人。岸上为转六分仪标施8人,对断面线4人(转标法),或插收标旗6人,对断面线4人(插标法),计12～10人,除去接测水位及划测人员可以兼任外,一个测深组需要17～15人。施测途中,比较好的地形下插标旗及对断面线也可减去2～3人,但一般说来,需要15人,而且其中有10人在岸上工作。
I. Introduction to the original measuring method (1) The original measuring method for the section of the Oast channel of the labor organization is “the method of measuring the cross-intersection of the sextant and the straight-line navigating method”, and the labor organization is 2 to 3 of the measuring and managing department sextant, Recording 1 person, Secretary echo 1, a total of 5 people. On the shore for the sextant marked 8 people, on the cross-sectional line 4 (transcation method), or plug the flag 6, on the cross-sectional line 4 (plug method), counting 12 to 10 people, remove the test The water level and the survey staff can serve as both outside, a sounding group needs 17 to 15 people. On the way to the test, the flag and the cross-section line under good terrain may also be subtracted by 2 or 3 people, but in general, 15 people are required and 10 of them work on the shore.