Flammable gas found in the relay indicates some internal fault such as overheating or arcing, whereas air found in the relay may only indicate low oil level or a leak.
In actuality, all such operations run through a kernel, which is full of components that relay messages between the machine's low-level hardware and higher-level programs.
Based on the structural characteristics and site conditions, lowlevel spread assembly and pulling bar group relay lifting method is adopted to install the shell.