查询词典 exchangeable

This indicates that the major restricting factor for soil fertility in this region is low soil pH and loss of exchangeable base anions.

因此土壤酸化并伴随盐基离子的淋失是限制研究区水稻土土壤肥力质量的关键因素。

Based on the field surveys on a wide scale, the systematic studies were made on soil acid properties, particle fractions, exchangeable performances, saturated base, free feeric properties, clay chemical components, clay mineral types and their properties of genesis.

在大量野外调查的基础上，系统地研究了土壤的酸性特征、颗粒组成、交换性能、盐基饱和度、铁的游离度、粘粒化学组成及粘土矿物类型等发生学性质。

The horizontal spatial variation degree of soil available K、available P and capacity of exchangeable base influenced much more by altitude,whereas soil pH value and clay particle content influenced less.

土壤速效K、速效P含量和阳离子代换量水平空间分异程度受海拔的影响较大，而土壤pH值和粘粒含量水平空间分异程度受海拔影响较小。

Soils from the study sites show the typical characteristics of an Andisol, being strongly acidic, with fewer exchangeable cations, a low base saturation, and an accumulation of soil organic matter with Al-compounds which are recalcitrant to decomposition. Therefore, the effects of vegetation types on the contents of SOM, TC, TN, and CEC were not significant.

本试验区为典型的火山灰土壤，土壤呈极强酸性，可交换性阳离子浓度与盐基饱和度极低，加以腐植质与活性铝形成不易为微生物分解的复合物，造成大量有机质聚积，因此不同天然植被对土壤有机质、碳氮浓度及CEC之影响均不显著。

In the soils of orchards, the problems such as stronger acidity, higher mass fractions of readily available Fe, lower mass fractions of exchangeable base and deficient trace elements Cu, Zn were found, however, mass fractions of soil were optimum.

柑橘园土壤存在酸性过强、有效Fe含量较高、交换性盐基含量严重偏低的问题；土壤有机质，速效P，水解N含量适宜，而有效Cu，Zn含量缺乏。

The results were as follows:the mass fractions of the mineral nutrient elements in a part of the orchard plants were out of balance,especially the mass fractions of some trace elements such as B, Cu, Fe in the plants were higher; in the soilsof most orchards, the problems such as stronger acidity, higher mass fractions of readily available P, lowermass fractions of exchangeable base and lower mass fractions of available trace elements werefound.

结果表明，部分果园植株矿质营养元素质量分数存在失衡现象，尤其是植株的B、Cu、Fe等微量元素质量分数偏高。大多数果园土壤存在土壤酸性强、速效P质量分数高、交换性盐基质量分数低的问题，较多的果园土壤微量元素有效态质量分数偏低。

The correlation coefficient between the fractal dimension of soil water-stable aggregates in Beibei Karst mountains and organic matter, total N, total K, total P, available N and P and K, total exchangeable base and pH are:-0.617,-0.532, 0.798〓, 0.450,-0.550, 0.724〓, 0.652〓,-0.489, 0.781 (〓: correlation is significant at the 0.01 level,〓: correlation is significant at the 0.05 level) respectively.

北碚岩溶山地表层土壤的水稳性团聚体分形维数与有机质、全N、全K、全P、速效N、速效K、速效P、交换性盐基总量、pH的相关系数分别为-0.617、-0.532、0.798〓、0.450、-0.550、0.724〓、0.652〓、-0.489、0.781（**：α=0.01水平显著；*：α=0.05水平显著）：对26个样地60个样品的水稳性团聚体分形维数与养分指标的相关分析表明，分维值与有机质、速效N、全N的相关系数分别为-0.410、-0.452、-0.522，达到显著水平。

Cold junction of the device was exchangeable, so there was no cross interference, and it was fit for concentration of trace components.

将冷端接受器设计为可更换结构，所以无样品交叉干扰，适用于痕量组分的富集。

Variations in form of exchangeable Cu,Cd and Pb and its bound to carbonate,iron and manganese and Organic matter in corn root were investigated by mean of the experiment of cultivation.

通过根际栽培试验，对玉米根际土壤中铜、镉、铅的形态变化进行了研究。

Olympic Games, Jian Guanceng shown so far this year the city put out a few of the positive state of mind: to issue exchangeable bonds to ease pressure on non-small, slow pace of issuing new shares, Margin out the draft operations …… One week after another appearance.

奥运会，表现出监管层今年到目前为止，救市是积极的心态数：发行可转换债券，以纾缓压力的非小，发行新股，保证金进行缓慢草案业务……一个星期后，又出现。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。