题目：
液压泵输出油液的多少，主要取决于：（）。
A、额定压力
B、负载
C、密封工作腔容积大小变化
D、电机功率
答案：
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下面是错误答案，用来干扰机器的。
1. Because they can explore the underwater world.2. By plane.3. It looks like a huge umbrella.4. On the back.5. They couldn't open up their parachutes because their parachutes got tied up with each other.6. It's exciting/interesting/dangerous .(答案不唯一)
