As an electric controlled element, electronic expansion valves have many advantages which traditional heat expansion valves don't have, such as high precision, and fast and correct action.
作为电控元件，电子膨胀阀具有传统的热力膨胀阀所不具备的精度高，动作快速且准确的优点。
As an electric controlled element, electronic expansion valves have many advantages which traditional heat expansion valves don't have, such as high precision, and fast and correct action.
作为电控元件，电子膨胀阀具有传统的热力膨胀阀所不具备的精度高，动作快速且准确的优点。
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