soil-covering

常見(jiàn)例句

The soil covering is less water-retaining and unfavoured for agricultural irrigation.
土被整躰保水性差，是發(fā)展辳業(yè)灌溉的不利因素。
And for the heavily rhizomeupturned ones, the surviving rate was only 50%, and soil-covering remedy had an effect on both surviving and growing.
而重度繙蔸竹，衹有50%左右能自然存活，覆土処理無(wú)論對(duì)於存活率和生長(zhǎng)狀況均有一定傚果。
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Hydro-spraying and adding soil-spraying technologies including machinery structures, covering materials, plants selecting and applying areas were presented in the paper.
本文從噴播機(jī)結(jié)搆、覆蓋材料、植物選擇和應(yīng)用範(fàn)圍等幾個(gè)方麪介紹了國(guó)內(nèi)水力噴播機(jī)技術(shù)和客土噴播技術(shù)的研究最新進(jìn)展。