在设备周围必须设置安全防护措施，用30m m厚的干燥木板做工作踏台。
Safeguard procedures must be set around the equipment and use dry board with thickness of 30mm to make working horse block.
公司主营产品有桐木被架、桐木被架床、桐木菜板、桐木米箱、松木踏台、松木便利台、桐木菜柜、木制工艺品等木制品以及柳编制品。
The main products of the company are paulownia wooden sunoko, wooden bed, wooden cutting board, wooden rice box, pine stool, pine convenient platform, wooden cabinet, wooden crafts willow products.
在一个建筑物理找到一段有四阶台阶以上的楼梯。保证你的脚总是完全踏在台阶上了，接着退下来、作为舒缓运动。E。
Find a stairwell in a building with at least four full floors. Ensure your whole foot lands on each step and walk back down during recovery periods.
阐述了踏面制动单元试验台的组成、功能和系统设计原理。
Expounded are the composition, functions and system design principles of the tread braking unit test stand.
阐述了踏面制动单元试验台的组成、功能和系统设计原理。
Expounded are the composition, functions and system design principles of the tread braking unit test stand.
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