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【单选题】
组成的积分电路，输入为正弦波时，输出波形为A.
方波
B.
三角波
C.
余弦波
D.
尖脉冲波
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举一反三
【简答题】This river is three times as wide as that one.(按照本句意思改写以下两个句子,句意不变) This river is _____times the ____ of that one. This river is _____ than that one.
【简答题】异常的肾功能图像常见的有哪些类型?
【简答题】一件商品，按现在的价格，利润是成本的26%，若成本降低10%，按现在的价格，利润是成本的（ ）%。
【单选题】胡某,男,40岁。因骨盆骨折并发休克收入院,护土遵医嘱补液,反映补充血容量成功最好的临床指标是
A.
口渴减轻
B.
动脉血氧分压上升
C.
血红蛋白上升
D.
尿量增加
E.
呼吸、脉搏减慢
【简答题】根据第一句,完成第二、三句,每空填一个单词,使句意不变。 This river is three times as wide as that one. This river is _____ times the ______ of that one. This river is ______ ______ than that one.
【单选题】People ( ) in summer in this river. But the water in this river is so dirty now.
A.
used to swim
B.
used to swimming
C.
were used to swim
D.
were used to swimming
【简答题】精益生产的定价方式是______。 (A) 成本=价格-利润 (B) 价格=成本+利润 (C) 利润=价格-成本 (D) 以上三项无差别
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