Due to the function of doublebulbs, poisoned air in the poisonous gas cabinet can be uniform, and the amount of the poisonous gas in the poisonous gas cabinet is controllable.
由于双连球的作用，使毒气柜内染毒空气均匀，并可控制柜内的毒气量。
2
New construction codes encourage the use of double-glazed Windows to reduce air-conditioning and heating costs and high-tech light bulbs that produce more light with fewer watts.