求翻译：固定的保护罩：安装在可能会发生危险的位置。这些地方，日常操作与一般维护不须接触。它们与机器相连接。这些保护罩在机器运行时决不能去掉是什么意思？

Fixed a shield: may be dangerous position. These places, the daily operation and maintenance do not need to contact. Connected with the machine. Must not remove the protective shield in the machine is running

Fixed the protection cover: installed in the location may be dangerous. These local, daily operation and general maintenance does not need to contact. They are connected with machines. These protection cover must not be removed when the machine is in

Fixed guarantees the guard shield: Installs in possibly can have the dangerous position.These places, the daily operation and the general maintenance does not have to contact.They connect with the machine.These guarantee the guard shield to move in the machine time can remove in no way

Fixed mask: installed in a dangerous position may occur. These local, daily operations and general maintenance is not exposed. They connected to the machine. The shield while the machine is running must not removed