黑龙江省大部分水文测站都有漫灘和分流现象械牟庹驹跁沉髌诰S腥龌蚋喔龇至?洪峰期间还有串沟现象,有的漫灘长度达20,000公尺以上,其中包括直串溝,迴流及滞流等,而且生有许多植物如蒿草、灌木、或农作物等等,一般有以下几种情况,影响水位～流量关系曲线变得很紊乱。(1)主流分流及漫灘部分的水位涨落不一 Most of hydrological stations in Heilongjiang Province have floodplain and shunting phenomena. They also have the phenomenon of tandem seams during the flood peak. Some floodplain lengths reach 20,000 km There are many kinds of plants such as wormwood, shrubs, or crops, etc. Generally, there are the following cases, and the relationship between the water level and the flow rate becomes very disordered. (1) The main diversion and floodplain parts have different water levels