Warning: file_put_contents(): Only 0 of 5224 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/oclz.com/index.php on line 55 safety light barrier例句_safety light barrier英汉例句_safety light barrier双解例句_菜篮子兴趣思朗文词典
The question is whether a fabricating shop wants to invest in a physical barrier or a more open safety system using light curtains. 这个问题涉及一个钣金工厂是否愿意投资一个有形的围栏，或者一个更加开放和安全的光栅来保证人员安全。