大家在查： seepage force seepage interception ditch seepage velocity Seeram Ramakrishna see-saw Seeking Truth Seedling greening seed-breeding field seed treatment Seed quality

seepage control of canal

正规渠道用英语怎么说... ... a soldier in the regular army. 一个正规步队里的士兵。 seepage control of canal 渠道防渗 ...

Study on Lining Technique of Seepage Control of Canal in Caodian Irrigation Area .

Two New Kinds of Geocomposites Applied to Seepage Control of Canal