单词：serviceability limit state of bridge
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An eight-lane steel bridge on interstate 35 collapsed during evening rush hour. Dozens of cars plummeted 60 feet into the Mississippi River. Ten people died, and more than 50 were seriously injured. The bridge was being repaired because it was found
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9. Every product purchased from us is delivered quickly to your door, sometimes in less than 24 hours. 凡购买我公司的商品均可快速送货上门，有时会在24小时之内送达。 还能这样说： All goods bought from us can be delive
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