要控制灌溉水的入渗深度,尽量减少水分下渗损失, 节约用水,保护环境.It is requirement of controlling irrigation water depth, lessen down water losing.大部分电池中含有汞, 进入土壤或下渗到地下水中, 污染环境,危害人类.Most of batteries containing mercury, Infiltration into the soil or g...
The prime minister and the moderates are not yet home and dry.首相和温和派还未大功告成。If he presents himself as a radical he risks scaring off the moderates.如果他表现得过于激进，就有可能吓跑温和派人士。He moderates his assent with the halting affirmativ...