此装置(actuator,空气量调节器)控制方型口里面的翻板。回形针通不进去,可能塑料管被咬扁,也许里面本不是直来直去的。
此装置(actuator,空气量调节器)控制方型口里面的翻板。回形针通不进去,可能塑料管被咬扁,也许里面本不是直来直去的。
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