However, this method is not unconditioned because it must not affect the cooling efficiency of hydro - generators.但是, 这一措施必须以满足不对发电机冷却效率产生影响为前提.In the case of sufficiently young chasmic basins high heat flows are due to ...
员工谦恭有礼却从不让人感到唐突。Staff are courteous but never intrusive.尽管她常常和我意见不一, 但她总是很谦恭有礼.Although she often disagreed with me, she was always courteous.他谦恭地同我们打了招呼.He greeted us with civility....