查询词典 phosphoric

Then add, in the following order, 93±3 mg (0.5 mmol) of ferrocene, 0.35 mL of acetic anhydride, and 0.1 mL of 85% phosphoric acid.

然后按以下的次序，加入93±3 mg (0.5 mmol)的二茂铁，0.35ml的乙酐，和0.1ml 85%的磷酸。

Ferrocene will be acetylated by the action of phosphoric acid* and acetic anhydride*.

二茂铁可以与磷酸*和乙酐*作用而被乙醯化。

They have used Franko Lin and Wilkins's judgment, and supplemented: The phosphoric acid radical constitutes more than two nucleotide chain's skeleton in the screw flank, the direction is opposite; Basic group in spiral inside, 22 correspondences.

他们采用了富兰克琳和威尔金斯的判断，并加以补充：磷酸根在螺旋的外侧构成两条多核苷酸链的骨架，方向相反；碱基在螺旋内侧，两两对应。

It is reported that phosphate rock raw material for the production of phosphoric acid, phosphate rock the world's total reserves of about 45.78 billion tons.

据悉，磷矿是生产磷酸的原料，目前世界磷矿石总储量约457.8亿吨。

Phosphate rock and sulfuric acid reaction, the reaction slurry to liquid-solid separation, dilute phosphoric acid to be wet.

磷矿粉与硫酸反应，反应料浆进行液固分离，得到湿法稀磷酸。

A process based upon solvent extraction has been developed for the recovery of phosphoric acid from a leaching liquor obtained by decomposition of phosphate rock with sulfuric acid.

本文采用二丁基亚砜作为萃取剂，对于用硫酸分解磷矿而得的粗磷酸进行多级逆流萃取及反萃取，以获得高纯度的磷酸和磷酸盐。

The potassium and phosphorus extraction rates are studied for the reactive system consisting of natural potash feldspar ,phosphate rock and phosphoric acid,with the analysis on reactants and resultants by XRD and FTIR.

分析了钾长石、磷矿、磷酸不同组合反应体系的钾、磷溶出率，并用XRD和FTIR对反应物和产物进行了物相分析。

We are the first domestic company to develop 95%, 105% and 115% phosphoric acid.

我们是国内第一家开发95 ％， 105 ％和115 ％磷酸。

In this thesis , the effects of acid materials on calcareous soil were studied by using laboratory soil trial and pot experiments trail. The text studied effects of acid materials on pH value in calcareous soil ; studied effects of phosphoric acid (H2SO4 as control) on pH value and micronutrient availability ; studied relation between P and available Fe, Zn in plant; studied effects of acid material on growth of acidophilic plant.

本文采用室内模拟试验和盆栽试验相结合的方法，研究了不同酸性物质对石灰性土壤的酸化效果；磷酸和硫酸对石灰性土壤pH值及微量元素有效性的影响；植物体内磷、有效铁、锌的关系；不同酸性基质对嗜酸植物生长的影响。

Alkalescence a flux, such as alkali metals and alkaline-earth metal, zinc oxide and most stain oxide or chromophores components are gender neutral, the principal is alumian oxide, sometimes hemaite and electrolyic, and so on are also included in this composition; acidic components of oxide for silica, phosphoric acid, zirconia, etc.

碱性成分为熔剂，如碱金属、碱土金属、氧化锌及多数的着色氧化物或发色基团；中性成分为两性氧化物，主体为氧化铝，有时将氧化铁和氧化锰等也列入此成分中；酸性成分中有代表性的氧化物为氧化硅、磷酸、氧化锆等

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。