Engineers apply the principles of science and mathematics to develop economical solutions to technical problems. Their work is the link between perceived social needs and commercial applications.
工程师利用科学和数学的基本原理发现最经济的方法来解决技术问题。他们的工作是联系潜在的社会需求和商业用途。
Commissioned by customers in industry, it provides rapid, economical and immediately applicable solutions to technical and organizational problems.
受工业客户委托，它对于技术和组织方面的问题可以给出快速、经济和直接的解决方案。
Again, taking example for Meijiang district, it demonstrates the water reuse engineering's technical and economical feasibility and issues existent problems in process of reuse of intermediate water.
再次，以梅江居住区为例，阐述了中水回用工程的技术经济可行性，并指出了在中水回用过程中的问题。
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