[Utilities – Water Supply and Drainage Section] 20180917
Thread Content
Water supply projects should be designed in accordance with the principles of long-term planning, a combination of short- and long-term considerations, with an emphasis on the short term. The recent design life and the long-term planning design life are respectively set at (). a、5–10 years and 10–20 years b、5–10 years and 10–15 years c、10–20 years and 20–30 years d、10–20 years and 20–50 years Answer: a
5–10 years and 10–20 years
a、5–10 years and 10–20 years
a、5–10 years and 10–20 years
A:D:D:D:D:D
a、5–10 years and 10–20 years