calcareous concretion是什么意思

网络释义

用法例句

Impact of the lime and the lime stone quality on the desulphurization system;

脱硫用石灰石和石灰品质对脱硫工艺的影响

Discussion on Raising Lining Service Life of Shaft Kiln for Lime;

提高石灰竖窑炉衬寿命的探讨

Remedying Soil Contaminated by Heavy Metal with Lime and Its Effect on Rice;

石灰修复重金属污染土壤及其对水稻效应

Impact of oil shale waste slag on plant growth and benefits of limestone amendment;

油页岩废渣对植物生长的影响及石灰改良效应

Effect of limestone application on the content of available heavy meatal in soil before planting vegetables;

蔬菜种植前施用石灰对土壤中有效态重金属含量的影响

The results showed that limestone co uld reduce or obviously reduce phyto-availability of the three heavy metals tested.

通过盆栽试验,研究了石灰对污染土壤中Hg、Cd、Pb活性的影响及其在植物体内的积累效应。

Successful Adaptation——on the twice use of calcareousness in the drama of “to Die with No Space for Burial”;

成功的改编——浅谈道具“石灰”在话剧《死无葬身之地》中的2次运用

Adding calcareousness and fly-ash into soil to change the pH and texture by pot experiment in the open air.

通过露天盆栽试验,研究了粉煤灰和石灰对重金属污染土壤pH值及结构的影响,比较三种土壤条件下油唛菜对重金属的吸收情况,表明油唛菜在不同土壤条件下对Cd、Pb、Zn的吸收能力有差异。

Using green Chinese cabbage as material of pot experiment,the effects of calcium magnesium phosphate and calcareousness on melioration of heavy-metal-polluted soil were studied.

采用盆栽试验方法,研究了钙镁磷肥和石灰对受Cu、Zn污染的菜园土壤的改良作用。