These things may include a boost gauge and other gadgets that need a boost pressure signal 这些事情可以包括一只帮助计量器以及需要一个增压信号的其他小器具。
2.
This is the fitting that you want to connect thing like the boost gauge to so that they will have access to boost pressure 这适合，你想要对如此象帮助计量器一样连结事情他们将能接触增压。
