常見例句雙語例句Drain wire is provided to make the shield reliably grounded .爲(wèi)使屏蔽層接地可靠，屏蔽躰內(nèi)側(cè)均配有引流線。In a high vacuum system, the vacuum chamber, which is commonly grounded, acts as the shield.在高真空系統(tǒng)（真空室）中，它通常接地，起到屏蔽作用。home.eeworld.com.cn 返回 ground shield