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- The central concept of Alfisols is that of soils that have an argillic, a kandic, or a nitric horizon and a base saturation of 35% or greater. 淋溶土的主要特性是有粘化层,高岭层或氮化层和盐基饱和度达35%25或以上。
- Research has demonstrated that, within certain limits, higher base saturation in weathered soils improves fertility and increases crop yields. 有研究证明,风化土壤较高的盐基饱和度可在一定程度上改善土壤肥力和提高作物产量。
- The relationship between plants growth and soil physic_ chemical features such as texture, bulk density and compaction, water supply, organic matter and nutrient, soil reaction, salinity and salt base saturation. 从城市土壤的物理化学特征如结构、壤容重和紧实度、市土壤的水分供应、壤有机质与养分含量、壤酸碱度、壤次生盐渍化和盐基饱和度等角度讨论了城市土壤与城市绿化植物生长之间的关系。
- Through short-term indoor leaching,the effects of simulated acid rain on soil exchangeable Ca2+,Mg2+,K+,Na+,base saturation(BS),CEC,electrical conductivity(EC) contents in litchi orchard under consideration were studied. 采用短期室内淋溶的方法研究了模拟酸雨对供试果园土壤交换性Ca2+、Mg2+、K+、Na+、交换性盐基总量(BS)、阳离子交换量(CEC)、电导率(EC)等变化的影响。
- In the acid soil where De-S slag was added, order of base saturation increase is Laopi>Tapumei>Pinchen>Nanchiang>Yuan Li Keng.Apparently substance had more neutralizing effects on red earth. 脱硫渣添加于酸性土壤中,其交换性盐基增加的情形依次为老埤系>大埔美系>平镇系>南庄系>苑里坑系,显示对红壤的改良较具成效。
- effect of degree of base saturation 土壤盐基饱和度效应
- The effect of the base saturability, the dosage and the temperature of coagulation of PAC on the grey water of paper industry has been studied. 研究了聚合氯化铝的盐基度、用量及混凝温度对造纸中段水处理效果的影响。
- The effect of the base saturability, the dosage and thetemperature of coagulation of PAC on the grey water of paper industry has been studied. 研究了聚合氯化铝的盐基度、量及混凝温度对造纸中段水处理效果的影响。
- The result shows that: as far as the PAC in accordance with the GB standard is concerned, its specific base saturability has a greater effect on the grey water of paper industry. 结果表明,对于符合国家标准的聚合氯化铝,其不同的盐基度对造纸中段水的处理效果有较大的影响。
- The runner was retired put out at first base. 跑垒者于第一垒上被刺杀出局。
- The runner went to second base on a wild pitch. 一记瞎设让跑垒员跑上了第二垒。
- You cannot enter a military base without a permit. 无通行证者不得擅入军事基地。
- Her heavy industry rests on a broad and firm base. 它的重工业有广泛坚实的基础。
- He caught me off base with that question. 他的问题猝然把我给问倒了。
- The bombers swooped on the air base. 轰炸机突袭空军基地。
- Many languages have Latin as their base. 许多语言都以拉丁语为基础。
- His base conduct was condemned by everyone. 他的无耻行为受到所有人的谴责。
- His idea is completely off base. 他的想法大错特错。
- Two soldiers dismounted the gun from the base. 两个战士把炮从底座上卸下来。
- In a poor, lowly, or base manner. 简陋地,谦卑地,卑鄙地