That still leaves the issue of how to choose between one safetygate, for instance , and another.
仍然叶片的问题是，如何选择一安全门，举例来说，和另一个。
2
The paper gives an introduction to the structural characteristic and working principle of horizontal moving safetygate with high reliability performance.
主要介绍了高可靠性平动安全门的结构特点以及工作原理。
3
I shared the yellow-painted safety path with hundreds of other first-shifters walking toward the security gate to leave.