Generally, tunnels are thus designed to operate under a drainedcondition. A great deal of uncertainties, however, remain concerning leakage controls in subsea tunnels.
'family jet lag' is the condition people suffer when they are physically and emotionally drained by festive family trips.
“家庭时差”指的是在假日的家庭旅行之后,人们感到身体和精神上都很疲惫的情况。
3
This paper introduced the reconstruction Condition of under Well water storehouse drained sludge electric Control System and economic benefits have been obtained.