The specimen to be measured is positioned between the atomic beam source and the first microwave bandplate.
在第一微波带片与原子束源之间的原子束流中置放待测样品。
2
Brown says teens are only going for one type of watch: "a big, bulky waterproof watch in all colors - clear, pink, blue, yellow, orange, black," complete with a thick band and a large face plate.