“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	finite-difference time-domain method finite difference time domain method, FDTD finite-dimensional finite dimensional algebra finite-dimensional algebra finite-dimensional approximation finite-dimensional associative algebra finite-dimensional distribution finite dimensional extension finite-dimensional filter finite-dimensional group finite dimensionality finite-dimensional linear space finite-dimensional manifold finite dimensional projective geometry finite-dimensional projective geometry finite-dimensional representation finite-dimensional space finite-dimensional structure finite-dimensional subspace finite-dimensional system finite-dimensional vector space finite dimension linear representation finite discontinuity finite discrete cosine transform

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