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Practice 2 We are writing this letter to tell you that up to now no news has come from you about the goods we ordered on May 25th. As you have been informed in our letters, our customers are in urgent need of those machine. They are asking repeatedly for an early delivery(交货). We hope that you will try your best to arrange all this without further delay.
企业战略计划是由( )及信息反馈等环节构成的。
具有N(N-1)/2条边的有向图成为()。
导致交叉性感觉障碍的病变部位在()
肺炎患者可提供的食物为()
对口腔生态系描述下列哪项准确?( )
作废票不得超过万分之()(设备故障除外)。
以下关于FC交换机端口的说法不正确的是()。
HC-11或HC-14号柴油机油其标号是根据()℃时的运动粘度规定的。
人在遇到地震时迅速作出反应并采取有效行动,此时人的身心处于高度紧张状态,即为()。
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