The results also show that if only one side filling and emptyingsystem beneath the high rock slope is operated, the stresses under external water pressure would be serious.
并指出，若是高边坡一侧的单输水系统方案，则输水廊道墙在外水压下的应力，将可能达到严重的程度。
2
Emptying of effluent tanks is normally followed by rinsing and then recharging of the system with flushing water containing formaldehyde to break up the waste matter.