查询词典 phosphate

A new production technology is developed in this paper in which crystal of potassium dihydrogen phosphate is produced through the reaction of triple superphosphate and potassium sulfate.

本文通过对现有工艺的分析和总结，开发了由重钙和硫酸钾生产磷酸二氢钾的新工艺。

We make superphosphate by reacting rock phosphate with sulphuric acid.

我们使磷酸盐岩同硫酸发生化学反应制造过磷酸钙。

Try to avoid using a superphosphate-based P-source, as superphosphate dispenses phosphate slower than seedlings require.

尽量避免使用过磷酸盐，因为过磷酸盐释放磷的速度滞后于种子生长的需要。

We make superphosphate by react ing rock phosphate with sulphuric acid.

我们使磷酸盐岩同硫酸发生化学反应制造过磷酸钙。

After bud is formed, every other controls appropriate 15 days to apply 1 second the phosphate fertilizer such as calcium superphosphate.

花蕾形成后，每隔15天左右宜施1次过磷酸钙等磷肥。

Field experimentes were conducted to compare the effect of superphosphate with straw ash as basic dressings at a same level of phosphate fertilizer.

草木灰具有显著肥效的原因很多，如提高土温、疏松土壤等，但其主导因素可能与其含有较丰富的速效性磷有关。

The author in this paper studies a quick analytical method, namely potentiometric titration on measuring the holophosphate content in ordinary superphosphate phosphate fertilizer .

研究了电位滴定法快速测定普通过磷酸钙磷肥中全磷含量的方法。

The bioactivity of oxide films was investigated by immersion test in a supersaturated calcium phosphate solution.

钛植入体的生物学性能取决于其表面氧化膜的表征。

The crystallite-covered samples were immersed in the supersaturated solution, and the crystallites grew to uniform calcium phosphate coatings.

再将磷酸钙晶体覆盖的Ti6Al4V浸入过饱和溶液后，表面的磷酸钙晶体迅速生长成为均匀的磷酸钙涂层。

These may provide the necessary theoretical base for comprehensive utilization of the floated phosphate tailings.

本研究可为综合利用浮选尾矿提供必要的基础理论依据。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。