So, the relative emission intensity of bluelight and red light of the glass should be controlled by different alkaline ions.
选择不同的碱金属离子可以调节玻璃蓝色光和红色光的相对发射强度。
2
Glass composition for blue lamp bulbs, use of such a composition for forming a bulb, and automotive lamp emitting blue light and including a such bulb.
用于蓝色灯泡的玻璃合成物，使用这种合成物形成灯泡，和包括这种灯泡且能发射蓝光的汽车灯。
3
And there, glowing with a faint bluelight in the glass test tubes on the tables, was the mysterious something which they had worked so hard to find: Radium.