aluminum alloy pole是什么意思 aluminum alloy pole怎么读
aluminum alloy pole的用法和样例
- It's very important to choose the proper long flexible pole to compete in this event.
选择合适的撑杆进行比赛非常重要。 - Most poles today are made from fiberglass or carbon fiber to get a light weight pole that provides springiness to lift athletes up higher.
现在大多数的撑杆都是用玻璃纤维或碳纤维制成的，不但很轻，而且弹性更好。
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