【单选题】Photoshop中利用仿制图章工具F型不锈钢齿轮泵操作时,首先要按什么键进行取样。 ( )
【判断题】与逻辑关系可以用“有0出0,全1为1”来描述。
【单选题】The poor man was cheated _____ the money he had earned on his way back home. [ ]
【单选题】On his way back home, he an interesting story on the bus.
【单选题】Where did the man see Mr. Wang?
A.
He saw Mr. Wang on his way back home.
B.
He saw Mr. Wang in the shop.
C.
He saw Mr. Wang on his way going home.
【简答题】On his way back home, he found his wallet ______ (miss).
【单选题】( )'A new idea began to ____from his mind when he was on his way back home.
【简答题】从压缩机中排出的制冷剂蒸汽在冷凝器中通过冷却介质的冷却而成___,放出大量的液化潜热。