“sand mulching tillage”的概念、定义、翻译、参考文献-科学参考

单词	sand mulching tillage
释义	sand mulching tillage Encyclopedia 农学砂石覆盖栽培释 sand mulching tillage砂石覆盖栽培通过在农田地表人工覆盖10～20厘米厚的砂石层建成砂田，实现增渗减蒸、增温保温、抗蚀减尘和抗旱增产目的的农田覆盖耕作技术。
随便看	sign invariance principle sign language sign, language and knowledge Sign Language Corpus sign language development sign language interpreting sign learning theory signless signless number sign magnitude sign magnitude representation sign magnitude, sign magnitude representation sign of absolute value sign of addition sign of aggregation sign of definition sign of division sign of equality sign of falsity sign of implication sign of inequality sign of integration sign of intersection sign of multiplication sign of ratio

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