性能价格比

To decrease maufacture costs and improve the ratio of efficiency and outlay.The not exensive emulsifier, hydrophobe and other adminicle were mixed with self-made polyesters, siloxane-polyester copolymers to obtain defoamers which be better than imported.And the factors in the process of compound were studied particularly and systemically.the prime project is as follows:the siloxane-polyester copolymer is synthesized with PPG2000,PEG400,1% hydrogen-containing Polyhydrosiloxanes, hexane diacid,which mol ratio of materials is 7:3:6:5.emulsifying agents are SP-60 and tw-60,the value of HLB is 8.5.its dosage is 5%.the concentration of control- bubble resin is 5%. the concentration of liquid hydrocarbon A is 20%.

为进一步降低消泡剂的生产成本，提高其使用时的效费比，采用价格低廉的乳化剂、疏水剂及其他助剂与所制聚醚酯、有机硅改性聚醚酯进行复配，制取了性能优于进口产品的优质消泡剂；并对复配工艺各要素进行了详细、系统的研究；最佳配方为：PPG2000、PEG400、含氢量1%的硅油，己二酸以物质的量之比为7：3：6：5制成的有机硅改性聚醚酯，乳化剂选择SP-60/TW-60组合、HLB值为8.5、用量5%，抑泡树脂用量5%，液态烃A用量20%，液态烃B用量10%，疏水剂用量15%～20%。

Made from high flexible macromolecule and cerium oxide, the polishing wheels have good flexibility, wear-resistance, polishing efficiency and high rate of price and performance.

它是由高弹性和高强度的高分子材料与很锋利的抛光性能极佳的氧化铈进行混合反应而制作。具有优良的弹性、耐磨性、抛光效率和极好的价格性能比。

Duralumin gasreducer:single stage type diaphragm pressure-reducing structure and Thicken rubber diaphragm are suitable for non- corrosive gas,standard gas, it could ensure the steady output pressure, it hascharacterristics of big scope of application, steady performance and good cost performance.

硬铝气体减压器：单级式膜片减压结构，加厚橡胶膜片，保证输出压力的稳定，适用于非腐蚀性气体、具有适用面广、性能稳定、性价格比高。

In this dissertation, the weak gels with good thermal stability and/or salt tolerance for use in EOR were prepared from HPAM and aluminium citrate or the compound containing hydroxymethyl groups in aqueous solution. The gelation mechanisms, structure, and properties of the HPAM-AlCA and HPAM-PRIM gels were investigated. For the HPAM-AlCA gelling system, the effects of aluminium : citrate and pH value on the properties of AlCA were systematically studied.

本文以研制高性能价格比的提高石油采收率用聚合物材料为目标，在耐温抗盐水溶性聚合物研究工作的基础上，选择聚合物弱凝胶这一前沿课题为研究对象，对HPAM-柠檬酸铝凝胶的有关基础问题进行了研究，研制出了具有优异耐温抗盐性能的HPAM-PRIM弱凝胶，解决了采用聚合物提高石油采收率的高性能与低成本之间的矛盾。

With the scientific management, stable quality, reliable performance, reasonable price and heartfelt post-sale service, with the objective pursuing perfect on both product and service qualities, with the ideas of giving up defects equalizes in giving up the clients.

公司凭借科学的管理，稳定的质量，可靠的性能和合理的价格比，以及周到的售后服务，将追求产品质量和今后服务零缺陷为目标，奉行&放过缺陷就等于放弃客户&的理念，以最真诚的商业信誉，热忱地期待着与海内外客户亲密合作，共创美好的明天。

We are starting a new branch of proper serve in that would provide by the blue line into the IA-64 before higher performance and probably anticipate a high laid increasing performance in the years to come and continue in the extension of 32 bit processor line.

大家一定要记住：在不同的产品中，英特尔用的是同样的P6位架构，但每个产品却是针对特定市场需要而设计的，以保证各市场中人们对性能和价格/性能比的要求。

A rotating plastic products forming a whole, than the existing glass fiber reinforced plastic, pp, pvc, rubber lining the use of performance than stainless steel, enamel, glass-lined product performance, low cost, non-toxic and tasteless products for cleaner production.

产品旋塑整体一次成型，比现有玻璃钢、pp、pvc、衬橡胶使用性能好，比不锈钢、搪瓷、搪玻璃产品使用性能好，价格低廉，产品无毒无味，适合清洁生产。

Products forming a spin-free plastic weld the whole, than the existing FRP, PP, PVC, steel-lined rubber, steel-lined FRP performance better than stainless steel, enamel, glass-lined product performance, low cost, non-toxic and tasteless products, for cleaner production, more important is the life of an ordinary glass fiber reinforced plastic is also more than twice.

产品旋塑整体一次成型无焊缝，比现有玻璃钢、 PP、PVC、钢衬橡胶、钢衬玻璃钢使用性能好，比不锈钢、搪瓷、搪玻璃产品使用性能好，价格低廉，产品无毒无味，适合清洁生产，更主要的是使用寿命也是普通玻璃钢的二倍以上。

HRB400 steel bars is characterized by high ratio between strength and price, stable quality, good welding quality and ductility. At present ,it has been listed in revised newly code for design. It must be widely used as leading steel bar in reinforced concrete structure of china.

HRB400级钢筋具有强度价格比高、质量稳定、机械、焊接、抗震性能良好等优点，目前已被正式列入国家相关规范标准，要求在建筑结构中大力推广，使之成为我国混凝土结构的主导钢筋。

JNS sulfuric-acid-dew-point-resistance steel has been put into practical use in the construction of steel-covered chimneys of the following electric power-generating stations: Zou xian Power Plant （2 1000 MW）, Xiamen Songyu Power Plant （2 300 MW）, Fujian Nanpu Power Plant（2 300MW）,Shenzhen Power Plant （2 300MW）. Many experienced experts held discussions with designers at scene and reached a unanimous conclusion that "JNS sulfuric-acid-dew-point-corrosion -resistance steel " is more stable in terms of function, more convenient to weld and process and more safe to use than " past sulfuric-acid-dew-point-resistance steel". Reports from various laboratories demonstrate that "JNS sulfuric-acid-dew-point-corrosion -resistance steel " is more effective to resist acid corrosion than the former steel , and many exports predict after thorough study that this acid of steel have a life span longer than 30 years being used in de-sulfurized chimneys and it is much less expensive than titanium alloy clad plates and Peenguard, etc.

JNS耐硫酸露点腐蚀钢板在山东邹县发电厂（2 1000 MW）、江苏泰州发电厂（2 1000 MW）、上海外高桥发电厂（2 1000 MW）、山西漳山发电厂（2 600 MW）、厦门嵩屿发电厂（2 300 MW）、福建南埔发电厂（2 300MW）、河北怀安发电厂（2 300MW）、吉林通化热电厂（2 300MW）等众多工程的烟囱钢套筒工程中得到了实际应用，许多老专家会同设计人员一起现场论证，一致认为&JNS耐硫酸露点腐蚀钢板&比以往的&耐硫酸露点钢板&性能更稳定，焊接更方便，更容易加工，使用更安全，来自各实验室的报告显示，&JNS耐硫酸露点腐蚀钢板&的耐酸性能也超过了过去的&耐硫酸露点钢板&，很多专家经过充分论证后预言，该钢种在脱硫后的烟囱中连续使用可保证三十年以上，而且JNS钢板的价格也远远低于钛合金复合板、宾高德等，采用JNS耐硫酸露点腐蚀钢板，可为电厂节约巨大投资，具有良好的经济效益和社会效益。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。