English translation for "球芯折角塞门"

ball type angle cock

Similar Words：

"球谐函数展开" English translation, "球谐函数展开式" English translation, "球谐计算" English translation, "球谐展开" English translation, "球芯" English translation, "球心" English translation, "球心安全阀" English translation, "球心电敞" English translation, "球心阀" English translation, "球心花饰" English translation