Troughtonn.特劳顿troughn.水槽；马槽；低谷；低潮trough-like folded belt隔槽式褶皱带trough rainfall simulator槽式人工模拟降雨机trough-like concentrator沟状集中器trough type mixing machine槽型混合机,槽形混合机trough-style pulp beater槽式打浆机trough-and-paddle mixer槽浆式搅拌机Trough Concentrating System槽式聚光反射镜trough cross stratification槽状交错层理trough-type mixture machine槽式混合机Trough solid and carrier plate.槽体与承板。