【单选题】一台380伏7.5千瓦的电动机,装设过载和断相保护,应选( )
【简答题】As children grow older, their __________ processes become sharper.2. The scientist developed one model to __________ a full year of the globe’s climate.3. We answer this question instinctively and qui...
【单选题】有关子宫肌瘤的手术处理,下述哪项是错误的?
【单选题】During the past years, intelligent technology has evolved(116)three generations. The first was characterized by tools such as prolog and OPS. prolog is a simple backward-chaining environment, and OPS ...
【单选题】患者,男,45岁,有慢性乙肝病史15年,近1年来自感体力下降,时感腹胀,消瘦。1周前因进食不洁饮食出现腹泻、腹痛,服药后腹泻好转,但近3天出现发热,明显腹痛、腹胀,小便发黄,尿量明显减少。入院后查体:意识尚清,但患者烦躁多语,慢性肝病面容,巩膜轻度黄染,明显肝掌,可见蜘蛛痣,心肺未见异常;腹部膨隆,脐下腹有压痛,轻度反跳痛,腹水征阳性。急诊化验:血常规:WBC9.8×10 9 /L,中性89%;电...
【单选题】党的十九大指出,中国特色社会主义进入新时代,我国社会主要矛盾已经转化为( )。
A.
人民日益增长的物质文化需要同落后的社会生产之间的矛盾
B.
人民日益增长的美好生活需要和不平衡不充分的发展之间的矛盾