“water-retaining agent”的概念、定义、翻译、参考文献-科学参考

单词	water-retaining agent
释义	water-retaining agent Encyclopedia 农学保水剂释 water-retaining agent保水剂一种不溶于水，具有膨胀性且吸水力强的物质。能吸收自身重量几百倍的纯水，并可缓慢释放供作物利用，且能反复吸水。施用于土壤可减少水分养分流失，调节水、肥、气、热状况，改善肥力结构，是较好的土壤改良剂。
随便看	asphaltene content of crude oil asphalt filling equipment asphalt grouting materials asphalt heating and melting equipment asphaltic coal asphalt inclusion asphalt material transfer machina asphalt mixing plant asphalt mixture asphalt off the barrel device asphalt pavement asphalt pavement bleeding asphalt pavement cold recycling machine asphalt pavement crack asphalt pavement design asphalt pavementhot recycling machine asphalt pavement loose asphalt pavement rutting asphalt pavement surge asphalt paver asphalt-petroleum sand consolidation asphalt road maintainer asphalt storage tank asphalt tail gas asphalt used in roofing

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