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| 1. | How would you determine the best span of management in a given situation? |
| 在已知的条件下，你应如何确定最佳的管辖幅度？ |
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| 2. | TO determine the span of cable tray supports， besides to meet the uniform load less or equal rated uniform |
| 、在确定支、架跨距中，除满足工作均布载荷小于或等于额定均布载荷之外，还要满足相对挠度小于或等于L/00。 |
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