glass envelope

基本解釋

Lead oxide in the glass envelope of Black Light Blue (BLB) lamps.
黑藍(lán)燈（BLB）玻璃封裝中的氧化鉛；
Much energy must be consumed by an atrium due to its glass envelope of a large area.
中庭具有大面積的玻璃圍護(hù)結(jié)構(gòu)，因而耗能較大。
The oxygen released from the quartz glass envelope changes the color of the gas under high frequency spark discharge from indigo into green.
石英玻璃釋放出的氧氣使管內(nèi)氣體的高頻火花放電顏色由紫藍(lán)色變?yōu)榫G色。