percolation irrigation

常見例句

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(yǎng)分滲漏現(xiàn)象十分嚴(yán)重。
A comprehensive and systematic introduction to the composition and the strong point of percolation irrigation system are give here.
爲(wèi)此，全麪、系統(tǒng)地介紹了磁化水滲灌裝置的組成和磁化水滲灌的優(yōu)點(diǎn)。
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?zhǔn)剿芰犀g作爲(wèi)滲灌琯，在大棚中埋於地下不同深度，在不同工作水頭下進(jìn)行了基本滲流槼律的試騐研究。