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Heilu soil
释义
Heilu soil
Encyclopedia
农学
黑垆土
释
Heilu soil
黑垆土
暖温带半干旱草原地区久经耕种的,具有覆盖熟化层段和下垫古腐殖质层段的土壤。相当于美国土壤系统分类中的半干润软土亚纲,与深厚表层的钙积或弱发育半干润软土土类大体相似;在联合国世界土壤图图例中,大部分相当于人为土。
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phase hologram
phase identification
phase II clinical trial
phase III clinical trial
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phase integral
phase-integral method
phase IV clinical trial
phase jitter
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phaseless
phaseless aperture synthesis
phase-locked control systems
phase locked loop
phase-locked loop
phase-locked loop, PLL
phase locked loops
phase-locked loop technology
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phase-locked multi-frequency division
phase locked pump probe absorption spectroscopy
phase-locked pump-probe absorption spectroscopy
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