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design criteria for farmland drainage
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design criteria for farmland drainage
Encyclopedia
农学
农业水土工程
释
design criteria for farmland drainage
农田排水设计标准
排水系统能实现排水效果的指标值。一般包括排涝、排渍和防治盐碱化三类标准。
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proton distribution
proton donor
proton drip line
proton drip-line
proto-nebula
proton-electron-proton reaction
protonema
proton emission
protonephridium
proton event
proton exchange membrane
proton-exchange membrane
proton exchange membrane fuel cell
proton exchange membrane fuel cell (PEMFC)
proton exchange membrane, PEM
proton excited X-ray fluorescence spectrometry
proton excited Xray fluorescence spectrometry
proton flare
Proton flares
proton halo
proton halo nucleus
proton hydrate
protonic acid
protonic base
proton-induced X-ray
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