【判断题】离子交换器再生过程中,再生液浓度越大,再生效果越好。
【判断题】音发得长些或短些,在日语中可以表现不同的感情色彩、但不影响意义。而在汉语里音节的拉长或缩短会造成意义的不同。
【单选题】— I think the other reason can be identified from the industrialization of food production. — . Some illegal traders care about nothing but making money.
B.
I sincerely hope that the whole society pay much more attention to food safety
【简答题】产生扭转变形的一实心轴和一空心轴的材料相同,当二者的扭转强度一样时,它们的____截面系数应相等。
【判断题】离子交换器在生过程中,再生液的浓度越大,再生效果越好。
【单选题】Of the three statements he has suggested __ the heating problem, I think the last one is the best.
【判断题】离子交换器再生过程中,再生液的浓度越大,再生效果越好。
【简答题】产生扭转变形的一实心轴和空心轴的材料相同,当二者扭转强度一样时,它们的 ( )横街系数应相等。
【单选题】—What do you think of the report about the air pollution on TV last night? —I think the situation is so that we should take action to protect the environment.