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本站以往所創造的涉水测流用的手持懸杆测流器,經过应用,發現缺点为懸杆与持杆相离太近,影响流速,現又將它改進,介紹如下: 1.持杆部分:最好用鉄作成,形狀如圖1。全長2公尺,寬3.5公分,厚1公分。上部長1公尺,横長0.5公尺,下部長0.7公尺,底部作十字形,各長0.3公尺。上部上下端,焊上兩个
Previously created by this site wading flow measurement handheld hanging rod flow meter, after application, found that the shortcomings of the suspension rod and rod too close to affect the flow rate, and now it is improved, introduced as follows: 1. Hold Rod part: It is best to use 鉄 made, the shape shown in Figure 1. Length of 2 meters, 3.5 cm wide and 1 cm thick. The upper part is 1 meter long, 0.5 meter horizontally long and the lower part is 0.7 meter long. The bottom is made of a cross and each is 0.3 meter long. Upper and lower ends, welded on two