paddlewheeler

常见例句

Big John Aerators - Offers paddlewheel aerators for use in aquaculture and other pond aeration applications.
易易工作室-各种在线工具，站长网志，以及多个应用项目。
The aeration experiment of black-odor river was conducted by the use of three aerator equipments, such as paddlewheel aerator, impeller aerator and injector aerator.
利用叶轮式曝气机、水车式曝气机、射流式曝气机等3种不同曝气方式的曝气设备进行了黑臭河涌曝气试验。
a wooden covering for the upper part of a paddlewheel.
蹼轮上部一个木制的覆盖物。
Keywords black-odor river;aeration;impeller aerator;paddlewheel aerator;injector aerator;
黑臭河道;河道曝气;叶轮式曝气机;水车式曝气机;射流式曝气机;
paddlewheel propulsion
明轮推进