The structure has been proved advantageous in design, cost and use.

塔槽联体结构设计合理, 投资省,便于在实际生产中应用.

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Study Design: Cost of illness study alongside a randomized controlled trial.

研究设计: 疾病成本研究及随机对照试验.

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Estimation , feasibility study, design cost supervision and construction contract of possible - fired power plant and Substation and fransmission line.

燃煤 、油、气的火力发电厂及输变电工程项目的评估, 可行性研究, 工程设计,工程造价,工程监理,工程建设承包等方面的业务.

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To defining circuit program, reduce reconnaissance to design cost to also have active sense.

对确定线路方案, 降低勘察设计成本也具有积极意义.

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