输出功率相同的两台电动机,极数多的,转数低的电动机,转矩()。
参考答案:大
单词拼写(10分)
小题1:Some people consider the reason of most crimes as being g______ for money
小题2:I am _________(不确定) what to do.
小题3:The children's _________(不断的) chatter was annoying.
小题4:I can not put up with the noisy s________.
小题5:He is very s________ with his students.
小题6:Warm weather has _________(吸引)the flat fish close to shore.
小题7:My car got stuck in the m________ and couldn’t get out.
小题8:The c__________ of these stamps took ten years.
小题9:England is the largest of the four countries and it is d________ into three zones.
小题10:The scientist often _________(做贡献)to an academic journal.
集中式给水水源水质不符合要求的是
A.只经氯消毒即供饮用者,原水总大肠菌群数不应超过100/L;同时进行沉淀、过滤和氯消毒者,则不应超过1000/LB.水源水的感官性状和一般化学指标经净化处理后,应符合饮用水水质标准的要求C.水源水的毒理学和放射学指标,必须直接符合饮用水水质标准的要求D.高氟区或地方性甲状腺肿病病区,应分别选用含氟、含碘适宜的水源水E.水源水中如含有饮用水水质标准中未列入的有害物质,其含量应不超过地面水中按感官或毒理作为限制指标而制定的最高容许浓度