sparking plugs 中文意思是什麼
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The sparking-plugs need cleaning.
火花塞要清理一下了。 -
Laser carving and laser rotary carving are widely applicable in fast precision marking of engine jets, sparking plugs, sensors, instrumental panels, music panels, brake linings, etc
激光標刻及激光旋轉標刻廣泛適用於發動機油嘴、火花塞、傳感器、儀表盤面板、音響面板、剎車瓦等精密快速打標。
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