膨脹閥功能元件，利用感溫介質熱脹冷縮的性能傳動推桿來控制閥件的開關。
Expansion valve function components, the use of heat medium heat bilges cold shrink the performance of the transmission of push rod to control valve switch.
膨脹閥功能元件，利用感溫介質熱脹冷縮的性能傳動推桿來控制閥件的開關。
Expansion valve function components, the use of heat medium heat bilges cold shrink the performance of the transmission of push rod to control valve switch.
