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【判断题】
冷冻油用于对压缩机的运动零件进行润滑而且机油的特性与制冷剂是不相混合的A.
正确
B.
错误
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举一反三
【单选题】Refer to Exhibit 5-3. For a price floor to be binding in this market, it could be set at
A.
any price below $25.
B.
any price above $25.
C.
a price between $35 and $40.
D.
Both b. and c. are true.
【简答题】根据“劣币驱逐良币”的规律，银币必然要取代金币。
【单选题】病人, 男性 ,50 岁,患前列腺增生。入院后经尿道行前列腺电切术,术后给予膀胱冲洗,现病人膀胱出血鲜红,护士应该
A.
遵医嘱给予止血药
B.
给冰盐水冲洗
C.
加快冲洗速度
D.
夹闭输尿管
E.
加快引流速度
【单选题】Refer to Exhibit 3-5. If the economy depicted in the diagram above chooses to shift more of its resources into clothing, it will have to give up:
A.
smaller and smaller amounts of food per unit of added clothing, as the quantity of clothing produced increases.
B.
nothing, since food and clothing are not substitutes.
C.
relatively equal amounts of food per unit of added clothing, as the quantity of clothing produced increases.
D.
larger and larger amounts of food per unit of added clothing, as the quantity of clothing produced increases.
【单选题】SWIFT是一个 ( )
A.
美元国际支付系统
B.
伦敦清算所银行同业自动支付系统
C.
传递银行间金融交易的电讯系统
D.
欧元区各成员国中央银行的大批量实时清算系统
【简答题】一般人所说的文明,是指人类社会进步和开化的程度,它包括 文明和 文明。从人类文明建设的角度来看,思想建设与文化建设一起构成了 的两项基本内容。
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