侧沟相对于边沟（设置于路堤外侧），设置于路堑路肩边缘的外侧，用以汇集和排除路堑范围以内的地面水。
试验发现，本工艺中的侧沟具有很强的固液分离效果，且耐冲击性较好。
It was found through the test that the side channel in this technology had strong solid liquid separating effect, together with good shock resistance.
侧脑室前端出现时，双侧外侧沟前支的延长线呈钝角相交于胼胝体膝上方；
When the anterior horn of lateral ventricles appears, the extended lines of bilateral anterior rami of lateral sulcus intersect on the superior aspect of the genu of corpus callosum by obtuse angle.
试验结果表明，侧沟式一体化氧化沟在处理中小城市较高浓度污水方面有很好的效果。
The test result showed that the side channel integrated oxidation ditch had good effect on treating high concentration city waste water.
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