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1·Therefore, a cost recovery method for calculating the economic benefit of the quality improvement & impurity reduction of iron concentrate by way of beneficiation is proposed.

为此，提出了一种计算铁精矿选矿提质降杂经济效益的还原成本法。

2·The CRA has a helpful administrative policy on shares sold subject to an earn-out, which allows the seller to use the cost recovery method to report the sale proceeds and to avoid section 12(1)(g).

对于根据或有对价安排出售的股份，加拿大税务局颁布了优惠的行政性政策，允许出售方利用成本回收方法，申报出售收益，避免第12（1）（g）条规定的情形。

3·The method possesses the practical value for its advantages of low production cost, simple operation and high enzyme recovery.

本方法提取成本低，操作简便，酶活回收率高，因此具有应用价值。

4·This method can reduce the comprehensive recovery cost of used dry cells so that it's a feasible way.

该方法可降低废旧干电池的综合回收成本，且具有良好的操作性。

5·Adopting this method, coal recovery ratio can rise over 10% and roadway driving speed may increase over one times with its cost decreasing by 30%.

使用该方法能够提高煤炭采出率10%以上，提高巷道掘进速度1倍以上，降低掘进成本30%。

6·Iron line replacement method is used to recovery metal silver from silver sulfate in COD waste liquid, and it is reused to analyze, so analysis cost and environment pollution are decreased.

对COD废液中的硫酸银，采用铁线置换法回收金属银，进行循环使用，降低了分析费用，减小了环境污染。

7·The method has the advantages of low product cost and energy consumption, zero emission, less impurities, high recovery rate and purity and the like, and is better in economic benefits.

本发明具有产品成本低、能耗小、零排放、杂质少、回收率高、纯度高等优点，有较好的经济效益。

8·Microbe oil recovery technology is simple in construction, low in cost, does not contaminate formation and environment, and is a kind of economic and effective EOR method.

该技术施工工艺简单，成本低， 不污染地层和环境，是一种经济有效的提高采收率的方法。

9·The vacuum membrane distillation units, the device and the method have the advantages of high heat recovery rate, energy saving, high equipment integration degree, low operation cost and the like.

本发明的减压膜蒸馏组件单元及其装置和方法具有热回收率高、节能、设备集成化程度高、操作成本低等优点。

10·Said method features simple process, low cost, saving raw material, without environmental pollution, high recovery rate and good purity.

本方法工艺简便，成本低，节省原材料，无环境污染，回收率高，纯度好。