查询词典 potash

Dapingzi highway tunnel is located in sound potash granite covered by debris.The overburden of the tunnel is relatively thin and the bias is great. In entrance zone,slope surface is covered with thick deluvial,colluvial,alluvial debris,resulting in difficult tunneling condition.

锦屏电站专用公路大坪子隧道岩体为钾长花岗岩，岩体完整性较好，表层为块碎石土，但隧道埋深较浅，偏压严重，进洞口段边坡表面覆盖有较厚的坡崩冲积块碎石土，成型进洞困难。

The method comprises following steps: taking diphenol and 3- trifluoromethyl- 4- chloronitrobenzene as raw material, salt precipitating for diphenol and potash, refluxing with water- containing toluene, reacting with 3- trifluoromethyl- 4- chloronitrobenzene and getting dinitro monomer; taking dinitro monomer, ferro powder and HCl as raw material, ethanol and water as disslovant for refluxing and ethanol recrystallization, getting fluorine- containing aromatic diamido monomer.

合成方法是以二酚与3-三氟甲基-4-氯硝基苯作原料，先将二酚与碳酸钾成盐，甲苯带水回流反应，然后与3-三氟甲基-4-氯硝基苯反应制得二硝基单体；再以二硝基单体，铁粉，HCl为原料，乙醇和水做溶剂，回流反应、乙醇重结晶，得到含氟芳香二胺基单体。

Water glass, also known as sodium silicate chemically, is a type of metasilicate water solution. It will be known as Potash Water Glass if potassium metasilicate is used commonly.

水玻璃俗称泡花碱，是一种矽酸盐水溶液，常用的是矽酸钾，称为钾水玻璃。

There are a lot of layers of Palaeogene ang Neogene halite which are widely distributed in Kuqa basin. So Kuqa basin is one of the inland salt basins in which it is the most hopeful to search potash in China.

库车盆地分布有沉积广厚、层数众多的古近纪和新近纪石盐岩，是我国最有找钾希望的内陆成盐盆地之一。

The result of the basin's tectonic differentiation and the development of the salt-bearing strata indicate that in Palaeogene ang Neogene, the Kuqa basin had already had the tectonic environment in which the potash evaporite formed.

从盆地的构造分异结果及其控制的含盐系和其中石盐岩的发育特征来看，古近纪和新近纪库车盆地已具备钾盐蒸发岩形成的构造条件。

Investigation results demonstrate that the age of intermediate to alkaline potash rich volcanic rocks of the first cycle of the Qingshan Formation is 109.9±0.6 Ma; and the age of the acidic rhyolitic volcanic rocks of the second cycle of the Qingshan Formation ...

结果表明，青山组第一旋回中偏碱性富钾火山岩的形成年龄为10 9.9± 0 。6Ma ，第二旋回酸性流纹质火山岩形成年龄为 10 8.2± 0 。6Ma ，据此确定胶莱盆地青山组火山岩应为早白垩世岩浆活动的产物。

In this paper, the characteristics of ancient sea water during the formation of the potash deposit was studied, the physical-chemical peculiarities of potassium-forming brines were analyzed by using the phase diagram, the formation mechanism of this mineral deposit was investigated based on the chemical foundation of its formation conditions.

本文研究探讨了该矿床形成时的古海水特点，根据相化学，分析成钾原始卤水的物理化学特性，从矿体形成的化学基础来研究老挝钾镁盐矿床形成的机制。

The paper indicts the present various kinds of the technologies of manufacturing the chloride-free potash fertilizer , especially K 2SO 4, and on the basis forecasts the future trend of studying and making K 2SO 4 in our nation.

介绍了当前我国无氯钾肥的生产现状及各种工艺，在此基础上展望我国硫酸钾生产和研究的方向，并提出一条新的路线———热复分解升华法制硫酸钾

This paper presents the results from field experiment concerning the effects of nitrogen,phosphate and potash fertilizers on the quality of summer millet grain in flovo-aguic soil, cinnamon soil and brown earth.

通过田问试验研究潮土、褐土和棕壤等不同土类的土壤施用氮磷钾化肥对夏谷米粒品质的影响。结果表明，氮肥、氮磷配合、氮磷钾配合施用均可明显提高夏谷米粒中氨基酸的总量及人体必需氨基酸的总量，差异极显著。

A shortage of potash at the farm level can result from any number of different constraints that are present elsewhere in the fertilizer system.

钾肥的缺乏可能来自于肥料系统中各种不同的限制因素。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。