Theoretical Analysis of LPG as an Alternative Refrigerant to R22

1、

Performance Analysis of Natural Refrigerant Propylene as Substitute for R22

天然工质丙烯替代R22的性能分析

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2、

Comparison analysis of exergy between a novel mixture and R22

一种热泵循环工质与R22的可用能对比分析

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3、

Numerical Study of Heat Transfer and Flow Characteristics in R22 Refrigerant Replacement Evaporators

R22替代工质蒸发器的性能研究

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4、

Fast Calculation Model of Thermodynamic and Transport Properties of R22 in Superheat Region

过热区R22热力性质及传输特性的快速计算模型

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5、

Study on the performance of a ground source heat pump using R22 and its substitutes

地源热泵用R22及替代工质热力性能研究

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6、

Influence of cost on system optimization of R22 alternative refrigerants

成本因素对R22替代制冷剂在系统优选中的影响

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7、

Fast Calculation Method for the Thermodynamic Properties of R22

制冷工质R22热力性质的一种快速算法

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8、

Study on Thermal Physical Performance of LPG Using as the Substitute of R22

以液化石油气作为R22的替代制冷剂的热物性研究

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9、

Development Trend of Alternatives to R22 in The Air Conditioning System

空调制冷剂R22替代品的发展态势

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10、

The Kern E2/ DM503/ R48 electronic tacheometer was first exhibited at the 1983 FIG Congress.

Kern E2/DM503/R48电子速测仪在1983年的国际测量工作者联合会上首次展出。

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11、

Some field measurements were recorded on the R48 data collector. These data were subsequently transferred to the HASP computer system for processing and plotting.

一些野外测量成果自动记录在R48数据记录器上，然后传输到室内微机系统中进行自动数据处理和绘图。

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12、

On-line operation of R24 ( developed type R48) shallow seismic instrument and vibroseis

R24（扩展R48）浅层地震仪与震源联机

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13、

The article set forth a solution method of CASE damping constant, due to combining CAPWAP method with RA2 method in CASE method and using ( statistical) analysis tools.

通过运用实测曲线拟合法与CASE法中的RA2法相结合，借助统计工具进行分析，本文提出了一种CASE阻尼系数的确定方法。

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14、

The results showed that high quality cast parts with dimensional accuracy of CT 5~ 7 and roughness of Ra3~ 13 m could be acquired by choosing suitable material and controlling RP process.

结果表明，适当的材料和工艺控制，可以得到质量良好的结构部件。试制的马氏体不锈钢铸件，尺寸精度可达CT5~7级，表面粗糙度达Ra3~13μm。

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15、

The crisis in China's toy industry began in June, when New York-based RC2 recalled 1.5m Thomas the Tank Engine products made in Guangdong because they contained lead paint.

中国玩具业的危机始于今年6月。当时，总部位于纽约的RC2召回了广东产的150万件玩具火车&托马斯坦克引擎（Thomas the Tank Engine），原因是它们使用的油漆含铅超标。

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16、

Three hammerhead ribozymes ( RS3, RC2 and RC1) targeting to the HBV genome have been designed.

针对HBV基因组设计了三种锤头状核酶&RS3、RC2和RC1。

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17、

We're likely going to change that for rc2, building LLVM in by default and allowing users to opt-out if they feel they don't want it.

在rc2时，我们可能会有所改变，默认加入LLVM，同时如果用户觉得不需要LLVM，也能选择去除它。

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18、

It has came to our attention that on the RC2 builds that there are graphical glitches, within the folder and the launcher settings menu.

我们已经注意到，在新版本RC2里，文件夹和启动器的设置菜单会出现图形毛刺。

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19、

All client communications are encrypted with strong encryption algorithms, through SSL on HTTP calls and through RC2 in the Lotus Sametime instant messaging protocol.

所有客户端的通讯都是用强加密算法进行加密，通过HTTP调用上的SSL和Lotus Sametime即时通讯协议的RC2。

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20、

The U.S.government and the Software Publishers Association ( SPA) have negotiated a special simplified export status for RC2 and RC4.

美国政府和软件出版商协会（spa）已就rc2和rc4的特别简化的出口型进行协商。

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