常見例句雙語例句The submerged vegetation is looked as forest in the water. It is the key that the structure and function of aquatic ecosystem acts.沉水植被如同水下森林，對水生態(tài)系統(tǒng)結(jié)構(gòu)和功能的穩(wěn)定起至關(guān)重要作用。So from the feature and manufacturing technology of submerged vegetation, 45% is the best moisture while removing Sodium sulfate on the process of drying submerged vegetation.因此，從沉水植物的物料特性和草產(chǎn)品加工工藝上來看，在干燥過程中當(dāng)沉水植物的含水率為45%時去除硫酸鈉較為合適。A laboratory experiment has been conducted in a water flume to measure the roughness coefficient of the non-submerged reed that is the main vegetation on Song Nen River Basin.對松嫩流域濕地主要植物蘆葦在非淹沒流條件下的阻力特性進行了水槽模型試驗； 返回 submerged vegetation