【单选题】In _____, special gifts are usually not opened. Later, the samegift may be given a-way to someone else. [ ]
【简答题】他励直流电动机有三种调速方法: 调速、 调速和 调速。
【单选题】左某,女,67岁。有慢性“肺心病”病史。近几日因感冒引发气急、咳嗽、排痰不畅,查体:体温38.7oC,脉搏108次/分,呼吸24次/分,血压140/90mmHg,口唇发绀,下肢水肿。病人情绪不稳定,对疾病缺乏正确认识。下列护理诊断应排在首位的是( )
【单选题】听力原文: In the United States, couples usually receive gifts from their relatives and friends when they get married. Sometimes a bride will exchange a gift for something else if she doesn't find it usefu...
A.
She will ask for another gift
B.
She will exchange it for something useful
C.
She will return it to the giver
【判断题】他励直流电动机有三种调速方法:串电阻调速、降压调速、弱磁调速()
【简答题】他励直流电动机常用的调速方法有 、 、 。
【简答题】直流他励电动机的调速方法有: 、 和 。A. 降压调速B. 电枢回路串电阻调速C. 减弱磁通磁通
【单选题】左某,女,67岁。有慢性“肺心病”病史。近几日因感冒引发气急、咳嗽、排痰不畅,查体:体温38.7oC,脉搏108次/分,呼吸24次/分,血压140/90mmHg,口唇发绀,下肢水肿。病人情绪不稳定,对疾病缺乏正确认识。下列属于主观资料的是( )