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单词
rangeland soil erosion
释义
rangeland soil erosion
Encyclopedia
农学
草地水土流失
释
rangeland soil erosion
草地水土流失
草地土壤在水力、风力、重力及冻融等自然营力和人类活动的作用下,水土资源和土地生产力的破坏和损失,包括土地表层侵蚀及水的损失。
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lever-type steam distributing gear
Levi
Leviathan
Levi Ben Gershom
Levi Ben Gerson
Levi Civita
Levi-Civita
Levi Civita connection
Levi-Civita connection
Levi-Civita crater
Levi-Civita density
Levi-Civita parallel displacement
Levi-Civita parallelism
Levi-Civita pseudotensor
Levi-Civita regularization
Levi-Civita symbol
Levi Civita tensor
Levi-Civita tensor
Levi condition
Levi decomposition
levies in kind
Levi form
Levi function
Levi General
Levi graph
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