Technology and method of effectively controlling engineering cost are put forward through all construction process.
提出工程建设全过程中，有效制约工程造价的技术和策略。
Therefore, the retaining and protection structure of excavation should be properly optimized for the purpose of controlling engineering cost.
因此，设计的支护结构均偏安全，不利于控制工程成本，应根据工程实际情况进行适当优化。
For whole and effective controlling engineering cost it is needful to implement all process control to three sections of influence engineering cost.
为完整而有效地控制工程造价，应对影响工程造价的三个阶段实施全过程控制。
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