The reason why FID can not wither after ignition

The hydrogen flame ionization detector (FID) can adjust the baseline to zero before ignition, but after ignition, the baseline cannot be adjusted to the position before ignition. This phenomenon is that the ignition cannot be zeroed. The reasons for the failure to zero after ignition are: ion pool

Common problems with industrial grade switches

1. What is data exchange? Broadly speaking, any data forwarding can be called data exchange. The process of using the switch is Ethernet-based data exchange. The network data can be exchanged to reach the designated port. 2. What is a switch? A switch is a network device based on MAC address id