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| 11. | "One-piece has no potential body leak path, but requires use of reduced port ball; thus, significant |
| 整体式,没有潜在的阀体泄漏通道,但是要求采用缩径流道球体;因此,压降明显。无法维修。 |
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| 12. | chimpanzees to co-operate with a human adult in manipulating objects— for example, taking it in turns to drop |
| 过去的实验表明，与黑猩猩相比人类的儿童更能与成人合作一些活动—例如，轮流把球滚下斜面。 |
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| 13. | Yes, but you must drop the ball keeping the point where the ball lay directly between the hole and the |
| 是的。但必须是在球的落点与该球洞的连线上，在球落点的后面抛球。 |
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| 14. | You will soon understand that work is a rubber ball. If you drop it, it will bounce back. |
| 想象生命是一场不停丢掷五个球于空中的游戏。这五个球分别为工作、家庭、健康、朋友和心灵，而且你很努力地掷着这五个球，不让它们落地。很快地你会了解工作是一个橡皮球。如果你不幸失手落下它，它还是会弹回来。 |
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