A.通过采用新方案,既提高产品功能,又降低成本
B. 通过设计优化,在成本不变的前提下,提高产品功能
C. 施工单位通过严格履行施工合同,提高其社会信誉
D. 在保证建设工程质量和功能的前提下,通过合理的组织管理措施降低成本
E. 适量增加成本,大幅度提高项目功能和适用性
第4题
Immune-regulated diseases are related to stress because such diseases______.
A.tend to produce a stress-related chemical
B.will affect a person's character severely
C.will make people weak in body and soul
D.tend to undermine the response to stress
第7题
Immune-regulated diseases are related to stress because such diseases ______.
A.tend to produce a stress-related chemical
B.will affect a person's character severely
C.will make people weak in body and soul
D.tend to undermine the response to stress
第8题
A、equilibrium
B、reaction extend
C、direction of reaction
D、reaction rate and mechanism
第9题
The temperature____________, the chemical reaction is being speeded up.
A. raised
B. being risen
C. rising
D. raising
第10题
These compounds could not have been formed if the chemical reaction ______ stopped.
A.have been
B.has been
C.had been
D.were
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