上世纪７０年代始，我国即开展船舶防污染工作。对于大型内河船舶，从配置污油水柜开始，到配置油水分离器，基本上能够满足各项防污染的要求，而对于小型挂桨机船舶则缺少必要的防污染设施，加上船员防污染意识薄弱，污染物随意排放，致使水质严重恶化。在内河湖泊中，挂桨机 70s of last century, our country is to carry out anti-pollution ship work. For large inland water vessels, the configuration of oil-water tanks and the configuration of oil-water separator can basically meet the requirements of various anti-pollution, but the lack of necessary anti-pollution facilities for small propeller-mounted ships, coupled with awareness of anti-pollution of the crew Weak, free discharge of pollutants, resulting in a serious deterioration of water quality. In the river lakes, hanging paddle