皮皮学，免费搜题
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【单选题】
投影大小与物体和投影面之间的距离有关的投影面是？A.
中心投影法
B.
平行投影法
C.
正投影法
D.
斜投影法
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
【多选题】下列正确的说法是( )
A.
用冰袋使高热患者降温，其机制属于传导散热
B.
用酒精擦浴使高热患者降体温，其机制属皮肤蒸发散热
C.
用风扇纳凉，是增加对流散热
D.
服用退热药片，是降低调定点温度，增加散热，减少产热
E.
让室内空气流通，主要促进对流散热
【简答题】In China, when a person sits at a dinner party, he will very often refuse the offer of food or drink though he is 20 still hungry or thirsty. This 21 be good manners to Chinese people, but it is defi...
【简答题】It's not much, but it's home. Francis Chan, an engineer, lives in Hampstead, north London, in a flat that's just 4ft wide by 21ft long. He loves it. Tiny though it is, it has got all the comforts. Pet...
【判断题】When an argument is used for persuasion, its purpose is to cause its audience to believe its conclusion.()
A.
正确
B.
错误
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