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engineering measures of soil and water conservation
释义
engineering measures of soil and water conservation
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工学
水土保持工程措施
释
engineering measures of soil and water conservation
水土保持工程措施
为保护、改良与合理利用山区水土资源,防治水土流失危害而修筑的各项工程设施。是小流域水土流失综合治理措施体系的重要组成部分。
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2 methylpyridine
2-methylpyridine
2-mirror telescope
2 naphthylamine
2-naphthylamine
2nd FFR
2NF
2-octyl xanthate
2O-reflected 重水反射
2O-reflected 重水反射的
2 oxacyclopentanone
2-oxacyclopentanone
2 oxazolidone
2-oxazolidone
2 oxetanone
2-oxetanone
2 pentene
2-pentene
2-perf
2-person game
2 phenylacetaldehyde
2-phenylacetaldehyde
2 phenylethanol
2-phenylethanol
2 picoline
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