粉末

XRD, 29Si, 27AI MAS NMR, the adsorption of nitrogen at low temperature,129Xe NMR, XPS, IR-TPD, NH3-TPD, the high vacuum volumetric analysis and pulse flow microreaction were used to study the difference in structure and property between the US-SSY zeolites obtained by quick and slow cooling after treating SSY zeolite with steam at high temperature.

应用X射线粉末衍射、29Si、27Al魔角旋转核磁共振、低温氮吸附、129Xe核磁共振、X射线光电子能谱、程序升温脱附和脉冲微反等多种物理、化学手段，详细考察了经高温水蒸汽处理后的超稳Y分子筛在急冷和自冷过程中产生的结构和性能差异，结果表明，冷却速率是制备分子筛必要的控制因素

Through the comparison of quantity of cells absorbed on the eight kinds of materials, activated carbon, zeolite, sawdust and middlings have been chosen to use as materials of immobilized high-efficiency bacteria.

通过对所选的8种材料做吸菌量对比实验，确定选择活性炭、沸石、木屑以及麦麸作为粉末固定化高效菌的材料。

ABSTRACT The content of constituents in YongAn middlings and Zhongliang shan middlings has been calculated in light of the results of ultimate analysis and X-ray diffraction, and the structure of middlings has been studied by means of polarizing microscope.

本文以高灰低硫的永安中煤（Ad=51.11%，St=0.35%）和低灰高硫的中梁山中煤（Ad=32.29%，St=3.02%）为研究对象，首先利用中煤灰成分化学元素分析和X射线粉末晶体衍射的矿物成分分析结果，通过计算求出了中煤中各组成成分的含量，并借助偏光显微镜对中煤矿物质的赋存状态进行了研究。

In addition, this paper also made a research on the milled powder forming technology, and presented some improvement methods.

此外，还对球磨后的粉末成型工艺进行了探索，提出了改进意见。

The results show that particle sizes of powder mixtures milled 30 h are in the range of 70-100 nm.

结果表明：球磨30 h后，粉末粒径达到70~100 nm。

Jin Shui HighSPEED Mill Power Producing System can make the differdnt molal structures mate rials powderfor 20 eyes to 80eyes in common temperaeure, These materials are differdnt kinds of soft hard PVC 、PP、PS; thosecan change its nature such as PP、TEP、 PS、 PA、 PC ,etc; non-plastic such as dee rhm, timber, leather and palm oil shells, etc,Especially suit for raw material of plastic to chang its naure, paints of mother colour tofill up , paints, tec .During the working process, firstly put the quantitative and well-distrib uted rawmaterialsun to the Moll Box by the Hopper, them put the powder out of the Moll box by Auto loader, finallysirfand retrieve the powder through sifting machine .If someofthe have not milled well , you can do itagain As a matter of fact, it will be as excellent as the mew plastic and can keep every normof the munchang eablein their function of chemistry and physicsafterusing about 30% of power mixed up with 70%raw mate rials of plastic. So the machines if helpful of plastic businessman to save money and good for protecting our environ mentathe same time

金穗JS 系列高精密磨粉生产系统能在常温下将各种的软硬：PVC、 PP 、PS 及改性PP 、PS 、PA 、PC 等不同分子结构的及非塑料类如（鹿角、木梢、皮革及棕油壳等）材料磨制成20目~80目粉末状，适合塑料原料改性，色母料填充涂料、塑纺织的涂料、地毯背面涂料、制药等加工行业，这些颗粒原料通过定量的加料器均匀地送进磨箱中，再由吸风机将磨好的粉末吸出磨箱经过筛选机筛选回收，如较粗的颗粒再次被送进磨箱中进行粉磨，这些材料经过我们特殊改良刀齿，创新突破来配合日新月异原材料组合使用，经塑料制品厂商实践证明在其产品原料中加入磨制粉体30%左右使其更好塑化且其制品的化学，物理性能保持全新料的各项指针不变，因此是塑料厂商降低成本且同时有利于保护环境的粉磨回收设备。

In Shui HighSPEED Mill Power Producing System can make the differdnt molal structures mate rials powderfor 20 eyes to 80eyes in common temperaeure, These materials are differdnt kinds of soft hard PVC 、PP、PS; thosecan change its nature such as PP、TEP、 PS、 PA、 PC ,etc; non-plastic such as dee rhm, timber, leather and palm oil shells, etc,Especially suit for raw material of plastic to chang its naure, paints of mother colour tofill up , paints, tec .During the working process, firstly put the quantitative and well-distrib uted rawmaterialsun to the Moll Box by the Hopper, them put the powder out of the Moll box by Auto loader, finallysirfand retrieve the powder through sifting machine .If someofthe have not milled well , you can do itagain As a matter of fact, it will be as excellent as the mew plastic and can keep every normof the munchang eablein their function of chemistry and physicsafterusing about 30% of power mixed up with 70%raw mate rials of plastic. So the machines if helpful of plastic businessman to save money and good for protecting our environ mentathe same time

S 系列高精密磨粉生产系统能在常温下将各种的软硬：PVC、 PP 、PS 及改性PP 、PS 、PA 、PC 等不同分子结构的及非塑料类如（鹿角、木梢、皮革及棕油壳等）材料磨制成20目~80目粉末状，适合塑料原料改性，色母料填充涂料、塑纺织的涂料、地毯背面涂料、制药等加工行业，这些颗粒原料通过定量的加料器均匀地送进磨箱中，再由吸风机将磨好的粉末吸出磨箱经过筛选机筛选回收，如较粗的颗粒再次被送进磨箱中进行粉磨，这些材料经过我们特殊改良刀齿，创新突破来配合日新月异原材料组合使用，经塑料制品厂商实践证明在其产品原料中加入磨制粉体30%左右使其更好塑化且其制品的化学，物理性能保持全新料的各项指针不变，因此是塑料厂商降低成本且同时有利于保护环境的粉磨回收设备。

Properties : White crystallization or powder , proportion 1.735 , melting point is 287 ℃, apt to dissolve in water , ethanol and propanone , aqueous solution is neutral , turn into the blood red sulphur cyaniding iron with molysite , reactionless with inferior molysite, salt function turns into dark blue sulphur cobalt cyanide, turn into white sulphur silver precipitating or black sulphur copper cyanide cyanide to precipitate with the silver salt or copper salt function with cobalt.

白色结晶或粉末，比重 1.735 ，熔点 28 7 ℃，易溶于水、乙醇和丙酮，水溶液呈中性，与铁盐生成血红色的硫氰化铁，与亚铁盐则无反应，与钴盐作用生成深蓝色的硫氰化钴，与银盐或铜盐作用生成白色的硫氰化银沉淀或黑色的硫氰化铜沉淀。

The results reveal that the preparation of the γ′-(Fe1-xNix)4N monophase powder is related to NH3/H2 gas flow ratio,heat treatment temperature and time.

结果表明：制备单相γ′-(Fe1-xNix)4N粉末与NH3/H2气流比、热处理温度以及时间有关。

Fourier transform infrared spectroscopy was applied to the study of human myelocytic leukemia(HL-60) xenografted in nude mice.

应用傅里叶变换红外光谱法对HL-60裸鼠异种移植模型癌变及癌旁正常组织粉末样品进行了分析研究。

Do not gum up the work by telling mother what we are going to do .

别告诉母亲我们要干的事，那会把事情搞糟的。

In recent years, application of the partial prestressed concrete beam s is developed.

近年来，随着部分预应力砼梁应用的推广，发现我国规范所采用的名义拉应力法的计算结果不稳定。