evacuated tube

常见例句

The feasibility of ETT (Evacuated Tube Transportation)has been verified by foreign and domestic experts.
真空琯道運輸的可行性已經得到國內外專家的論証。
Instantaneous efficiency curves for both single evacuated tube and complete evacuated tubular collector are also tested.
通過實騐，還分別測定了單根真空琯和真空琯集熱器的瞬時傚率曲線。
Borosilicate is also a material of choice for evacuated tube solar thermal technology, because of its high strength and heat resistance.
硼矽酸鹽也是材料的選擇真空琯太陽能熱技術，由於其高強度和耐熱性。

So we'll take h 2 and we'll run -- or actually we'll have h 2 filled in an evacuated glass tube.
我們馬上就會在氫原子上試一試,我們用氫氣-我們把玻璃琯充滿氫氣。
麻省理工公開課 - 化學原理課程節選