文章详细信息 关键词： 大豆;;土壤;;pH值;;生理指标 [gap=318]Keywords: Soybean;Soil;pH-value;Physiological index
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pH value comparator 氢离子浓度比值器
pH value pH 酸碱度 ; 氢离子值
PH VALUE PH值 ; 酸碱值
PH Value of Aqueous Suspension PH值 ; 水悬浮液PH值
pH value in rain 降水pH值
optimum pH value 最佳ph值
Low PH value cement 低碱水泥
the ph value ph值 ; 土壤pH值
Take prepared samples to the analyzer room. Make the preliminary assessment about the compound's properties and then select an appropriate PH-value system to analyse them.
将制备好的样品带到分析室，对化合物性质进行初步判断，选择合适的酸碱体系对其进行分析。
Efficacy: Contains orange blossom essence, can in depth clean pore, balance PH value of skin, let skin restore luster and moistening.
功效：蕴含天然橙花萃取精华，性质温和，深层洁净毛孔，平衡肌肤PH值，令肌肤回复光泽、水润。
The effects of iron level in diatomite and pH value of beer on antioxidative activity of beer is studied in this paper by DPPH-spectroscopy.
本文采用DPPH 分光光度法，研究了硅藻土的铁离子含量和啤酒pH 值在过滤阶段对啤酒抗氧化力的影响。
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