查询词典 Potassium

The results indicated that potassium diformate improved average daily gain and feed conversion rate, and the improvement is more in the first period, it also can prevent ablactation stress of the piglet on a certain extent.

研究表明，二甲酸钾改善了仔猪的日增重和料重比，尤其在饲养前期效果明显；二甲酸钾对仔猪的断奶应激有一定预防效果。

Under the optimized parameters,i.e.,resorcinol to potassium carbonate molar ratio of 1∶0.5,reaction temperature of 155℃-160℃,reaction time of 6 hours-7 hours,and dimethyl acetamide as solvent,the yield of 2,6-dihydroxybenzoic acid was up to 29.38%.

溶剂羧化法Kolbe-Schmitt反应，是在有机溶剂氛围中，由酚的成盐和酚盐的羧化两步完成，一直应用在农药、医药以及化肥的合成过程中。

Acetanilide,hexane diacid and potassium hydrogen phthalate were used as additives to improve polyvinyl chloride crystallinity.

通过傅里叶转换红外光谱、差示扫描量热法及广角X射线衍射法研究了乙酰苯胺、己二酸和邻苯二甲酸氢钾与聚氯乙烯的相容性及对聚氯乙烯结晶度的影响。

In this paper,acetanilide,adipic acid and potassium hydrogen phthalate were chosen as additives to advance polyvinyl chloride to crystallize. The effects of compress mold,annealing temperature and time,additive property and loading on the crystallization,microscopicmorphology and mechanical properties of PVC were studied by means of wide angle X-ray diffraction,differential scanning calorimetry,fourier transform infrared spectrophotometer,scanning electron microscopeand tensile test.

本文利用乙酰苯胺、己二酸和邻苯二甲酸氢钾作为聚氯乙烯结晶改性的添加剂，通过广角X-射线衍射法、差示扫描量热法、傅立叶转换红外光谱、扫瞄电镜和万能电子实验机研究了热压、热处理温度和时间、添加剂结构和质量分数对PVC结晶、微观形态和宏观机械性能的影响。

There is increasing effect of hundred-pod weight employed only in legumen forming stage and with the level of 30kg/hm2, and the level of 30kg/hm2 also have increasing effect for hundred-seed weight in acicula forming and legumen forming stage. Foundation fertilizer with 30kg/hm2 level increasing the quantity of per plant; employing silicon has no significant effect on fat concentration, so silicon is applicable to edible species. Employing silicon make significant descend of plant nitrogen, significant increasing of plant phosphorus only with level of 90kg/hm2 applying before planting, decreasing of that only with level of 150kg/hm2 employing in legumen forming period, and no distinct effect with others levels. Comprehensive effect of plant potassium, and that should do better in future.

仅在结荚期施用30kg/hm2硅提高花生的百仁重；在下针期和结荚期施用30kg/hm2可提高百果重；基施（30kg/hm2）提高产量的主要原因是增加了单株结荚数；花生施用硅肥后对花生仁的脂肪含量没有明显的影响，花生施硅适宜于食用型品种；花生施用硅肥能明显降低花生成熟期植株的全氮含量；对磷的影响则表现为，基施硅肥90kg/hm2可提高植株中磷的含量，而结荚期追施150kg/hm2的处理降低植株中磷的含量；对钾的影响则表现为复杂的规律，其机理需进一步研究。

2 The analysis step by 25.0mL sample lixivium, moved in the direction of arsenic in the bottle, plus 10 ml of hydrochloric acid and 10 ml of potassium iodide solution and 5 drop acid stannochlor solution, shake the place 10min, together with 2 g of arsenic-free zinc metal, immediately mounted a good lead acetate paper turns red cotton and mercury bromide from log that arsenic tube placed in the 25-38, f μh of the dark side, remove the test strip and standard mercury bromide a color not deeper than standard.

7.2 分析步骤取25.0mL样品浸泡液，移入测砷瓶中，加5mL盐酸、5mL碘化钾溶液及5滴酸性氯化亚锡溶液，摇匀后放置10min，加2g无砷金属锌，立即将已装好乙酸铅棉花及溴化汞试纸的测砷管装上，放置于25～30℃的暗处1h，取出溴化汞试纸和标准比较，其色斑不得深于标准。

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。

The levels of potassium, glucose, lactate and the acid-base balance were mesured in each group.

超滤结束后，将2组悬红及超滤液进行血气、电解质及生化指标的检测。

Under 300 W medium mercury lamp, the quantum yields of petroleum hydrocarbons at 365 nm were determined by potassium ferri-oxalate actinometer. And their reaction kinetics constants were measured too.

并采用高光密度法，以K3Fe(C2O4)3做光露计，300W中压汞灯为光源，在365nm波长处测定石油烃类的反应速率常数和量子产率。

The rocks of early Proterozoic and Archaean contain the lower potassium feldspar and lead number in potassium feldspar is lower than 10% of lead in the whole rocks.

中文摘要：在中-酸性岩浆岩、碱性岩浆岩、片麻岩及混合岩等岩石类型中，钾长石是含铅最高的造岩矿物，其铅含量是全岩铅含量的2～10倍，云母类矿物铅含量的3～16倍，石英铅含量的6～32倍。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。