介绍了可伸缩式汽车碰撞缓冲吸能装置的工作原理。
The operation principle of an extendable and retractable crash energy absorbing device was introduced.
一个透明的可伸缩式的，足以覆盖整个伯纳乌的顶罩也正在考虑之中。
Also under consideration is a project to cover the entire Bernabeu with a transparent retractable roof.
2009年，温网建成了可伸缩式的屋顶，不到十分钟的时间就可以完全关闭，中断的比赛在10至30分钟之内即可恢复。
The court's retractable roof was installed in 2009 and can be closed in less than 10 minutes, allowing play to resume within just 10-30 minutes.
配有不锈钢伸缩式输液架，美观耐用。床头和床尾配有四个插孔，可满足被护理。
Infusion with retractable stainless steel frame, beautiful and durable. Bedside and the end of the bed is equipped with four jacks, be care to meet the.
伸缩式螺柱的可携带性。
本实用新型涉及一种塑料瓶子，具体为一种可弯曲伸缩式塑料瓶。
The utility model relates to a plastic bottle, in particular to a flexible and telescopic plastic bottle.
本实用新型涉及一种塑料瓶子，具体为一种可弯曲伸缩式塑料瓶。
The utility model relates to a plastic bottle, in particular to a flexible and telescopic plastic bottle.
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