vertical opening meaning in English
垂直洞口
垂直性张开,垂直张开
Examples
- Unprotected vertical opening
不加保护的垂直开口 - Fire safety equipment - operated safety systems - part 4 : curtain and door with vertical opening
消防系统.运行的安全系统.第4部分:带垂直孔的幕帘和门 - The experimental investigations on the temperature performance of vertical open low temperature display case
立式敞开式低温陈列柜柜内温度特性的实验研究