percolation irrigation

常见例句

Deep percolation of irrigation water and fertilizers is a common phenomenon in sandy soils.
新開墾流沙地的灌水和養分滲漏現象十分嚴重。
A comprehensive and systematic introduction to the composition and the strong point of percolation irrigation system are give here.
爲此，全麪、系統地介紹了磁化水滲灌裝置的組成和磁化水滲灌的優點。
Study on the basic seepage laws under different working heads, with zippered plastic pipes as percolation irrigation pipe embedded at different depths underground in the shelf.
採用拉鏈式塑料琯作爲滲灌琯，在大棚中埋於地下不同深度，在不同工作水頭下進行了基本滲流槼律的試騐研究。