粉末

The invention discloses a method for extracting polysaccharide from chiretta and an application, which comprises breaking dry chiretta via a breaker into powder, arranging into an extraction pot, adding ligarine to reflux and defat, adding distilled water into defatted residues to extract, processing alcohol precipitation and centrifugation to obtain deposits, removing protein, processing acid hydrolysis and gel chromatography separation, freezing and drying to obtain active chiretta polysaccharide.

本发明公开了一种从当归中提取多糖的方法及应用。干燥当归用粉碎机粉成粉末，置入提取罐中，加入石油醚回流脱脂，向脱脂后的残渣中加入蒸馏水提取，醇沉、离心得沉淀，除去蛋白、酸解、凝胶色谱分离、冷冻干燥得到活性当归多糖。

Clean and degrease all metals coming into contact with NF3 using detergent or suitable cleaning agents that are free of finely divided metal chips and particles.

使用洗衣粉或没有金属粉末和颗粒的合适的清洗剂来为接触NF3的所有金属去污和去油。

Clean and degrease all metals coming into contact with NF3 using detergent or suitable cleaning agents that are free of finely divided metal chip s and particles.

使用洗衣粉或没有金属粉末和颗粒的合适的清洗剂来为接触NF3的所有金属去污和去油。

Metals金属 Clean and degrease all metals coming into contact with NF3 using detergent or suitable cleaning agents that are free of finely divided metal chips and particles.

使用洗衣粉或没有金属粉末和颗粒的合适的清洗剂来为接触NF3的所有金属去污和去油。

With cellulose as the skeleton, gelatinized cassava starch solution and tungsten carbide were used as porogenic agent and inert densifier, respectively. The matrix prepared showed good sphericity and a logarithmic symmetrical distribution of particle size.

取得的主要结果如下：纤维素基复合层析基质的物理功能化：以再生纤维素为骨架，碳化钨粉末为增重剂，糊化木薯淀粉为制孔剂，采用&反相悬浮热再生法&和成球后去除淀粉方法，成功制备了纤维素/碳化钨复合微球，可用作层析介质的基质。

Nano particle after being dispersed fully is added into A1, TiO2 and C powder in the suspension, and through fully mixing and combusting composition, loose blank of nano composite Al2O3-TiC base ceramic is obtained; and the blank is crushed, ball milled and hot pressed to densify, nano composite Al2O3-TiC base ceramic is obtained, which ontains Al2O3 40-55 wt%, TiC 25-48 wt%, nano phase 0.1-25 wt% and sintering assistant 0-2 wt%.

以重量百分比计，将纳米粒子充分分散后，以悬浮液的形式加入Al、TiO2、C粉末中，经充分混合后进行燃烧合成，得到Al2O3－TiC基纳米复合陶瓷的疏松坯体；将燃烧合成所得的坯体破碎、球磨后，进行热压致密化处理，制得含有三氧化二铝40.0－55.0％，碳化钛25.0－48.0％，纳米相0.1－25.0％，烧结助剂0－2.0％的Al2O3－TiC基纳米复合陶瓷材料。

Characteristics: Sildenafil Mesylate is the derivant of sildenafil critate, white or off-white crystal powder, odorless, bitter, melt in water and ethanol

甲磺酸盐西地那非是枸橼酸西地那非的衍生物，本品为白色或类白色结晶性粉末，无嗅、味涩苦、溶于水和乙醇。

The results showed that the CPC powder mainly consists of dicalcium phosphate dehydrate and tetracalcium phosphate. DCPD changed into hydroxyapatite during the harden process.

结果表明，CPC粉末的主要成分为磷酸氢钙、磷酸四钙，在固化过程中磷酸氢钙转化为羟基磷灰石。

In addition, we also discussed the effect of the granularities of the powders and the added phases on the mechanical properties of the alumina-based diphase ceramics.

另外本文还讨论了原料粉末的起始粒度和添加相对氧化铝基复相陶瓷的影响。

Sintering behavior of diphasic aluminosilicate gel and microstructure of ceramics were studied over a range of chemical composition (Al 2O 3/SiO 2 ratio).

对具有不同Al2O3／SiO2比的双相铝硅凝胶的烧结行为及陶瓷材料的显微结构进行了研究。结果表明，少量液相的存在对先驱粉末的致密化速率和材料显微结构有显著的影响。

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。