Application of Upside Feed and Underside Return Flow Vertical Double Riser Pipe Heating System in High Rise Building Heating

The configuration of supply and return water main and riser in the pipe well of the system is analyzed.

结合实例，分析了系统中管井内供回水干管、管的布置。

Application of Bottom-Income Top-Outcome Air-Conditioning Maximum Unbalance Rate for Downfeed and Direct Return Riser System of Individual Metered Heating

下送上回空调系统的应用下供下回异程式分户计量供暖的最大不平衡率

On the Improvement of Return Water and Vacuum Systems in Power Plant

发电厂循环水、真空等系统的技术改进

Study on the Model of Return Water Quality of Irrigation in Farmland

农田灌溉退水水量水质平衡模型研究

Recommends the control scheme by monitoring the return water temperature.

推荐采用热水回水温度控制方案。

Analysis of heat supply return water of high building

高层建筑供暖回水分析

An Empirical Analysis show that cash flows are the impact of project loans an important factor in the quality, the magnitude of change on the return of project loans have a significant impact.

实证分析的结果表明，现金流入是影响项目贷款质量的一个重要因素，其变动的幅度对项目贷款的归还有重要的影响。

At that time, Yuefu Poems appeared ( Yuefu was an official department being responsible to collect and process folk songs).

乐府诗也是出现在这一时期，乐府是官方的负责收集和创作民歌的机构。

Two Topics to the Collect Folk Songs in North of Shanxi

晋北采风二题&民间花会与国家在场

The benefit to an owner from enforcing his property right is that he can hire workers to exploit his forest and collect the resource rents.

假设产权定义良好，但是那些拥有林地的个体要执行他们对于森林的产权就必定产生一个固定成本（例如建造篱笆或者是雇佣巡逻）。

I need not have to run around to collect rents from tenants just because I like to invest in properties. I can simply invest in companies that have proven moneymaking people.

因为我喜欢房产投资，不必四处奔波收取房客的租金，我只需将钱投资到热心于赚钱的公司里。

In total, 191 villagers collect rents from 3,800 outsiders who have taken up residence.

合计有191位村民向3800个外地人收取房租。

Questionnaire: through the questionnaire survey to collect from all kinds of enterprise employee engagement situation, work values and organizational climate information.

运用问卷调查法，收集来自各类企业的员工敬业度状况、工作价值观情况及组织氛围信息。

Unable to collect from customers who themselves have no money, Yang said he stopped paying salaries two months ago.

他的客户现在已经山穷水尽，由于无法从他们身上收到账款，杨说，他的工厂已经停发了两个月的薪水了。

Once you have enabled resource monitoring you have to specify the data sources to collect from.

一旦您启用了资源监控，您就必须指定数据收集所出自的数据源。

Blood sample must be treated within 12h after collect from the body.

根据附红细胞体在离体后12h内保持增殖活性的特性，血样必须在采后12h内处理。

But many bulbs residents bought do not stand wear and tear as the market is teeming with ineligible energy saving bulbs.

然而，由于市场上充斥着大量劣质节能灯，使许多市民花费高出白炽灯数倍的高价却买来了“短命”节能灯。

The simple and artificial tartan jackets stand wear and tear. "hardwearing, non-pilling, Resists fading, Excellent strength"

花格全毛呢茄克，美观大方，耐穿耐用。“耐穿，不起球，不易褪色，高强度，”

For all items, we demand not only quantity but also quality, that is, they must stand wear and tear.

一切产品，不但求数量多，而且求质量好，耐穿耐用。

Comparative Study on Corrosive Wear of white Cast Iron

白口铸铁砂蚀磨损性的对比研究