皮皮学，免费搜题
登录
搜题
【单选题】
功率放大器最重要的指标是A.
输出电压
B.
输出功率以及效率
C.
输入、输出电阻
D.
电压放大倍数
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】She is _________ (interest) in designing dresses. 2. I received their ________ (invite) card yesterday. 3. Would you like to join the _______ (cycle) club with me? 4. We must accept the _________ (pos...
【简答题】She is _________ (interest) in designing dresses. 2. I received their ________ (invite) card yesterday. 3. Would you like to join the _______ (cycle) club with me? 4. We must accept the _________ (pos...
【单选题】男性，34岁，吸烟8年，反复咳嗽、咯痰3年。2个月来发热，体温37.6～38.2℃，咳嗽加重，咯少量白痰，痰中偶带血丝，伴乏力、盗汗、关节酸痛，食欲稍减退，体重下降5kg。今晨漱口时突然咯鲜血，量约100ml。X线胸片发现左肺有片状阴影，其间有透亮区。导致咯血最可能的疾病是
A.
慢性支气管炎
B.
支气管扩张
C.
肺癌
D.
肺结核
E.
先天性多发性肺囊肿
【简答题】主动悬架和半主动悬架的区别点是什么?
【单选题】男性，54岁，因发热咳嗽、咳痰伴有间断咯血入院，住院期间发现痰菌阳性，入院后经抗结核等治疗咯血停止，一般情况好转患者的痰液处理方法为（）
A.
把痰液吐进纸篓中
B.
把痰吐人垃圾袋内
C.
把痰吐到厕所内
D.
把痰液吐到痰盂内倒掉
E.
吐在卫生纸里包好后焚烧
【单选题】Kathy has naturally curly hair and has often been disappointed with the haircuts she has received. When she moved to a new town, she approached her new office mates and several strangers with curly ha...
A.
evoked set
B.
reference group
C.
physiological risk
D.
financial risk
E.
performance risk
【单选题】T he girls ____ several gifts, but she didn’t _____ them.
A.
accept; receive
B.
received; accepted
C.
received; accept
D.
receive d; accept
【简答题】Choose a right word or expression to complete each of the following sentences. Change the form if necessary. 1. She was in her_______(late/later) thirties when she received her Ph.D. from Columbia Uni...
相关题目：