A dichroic violet - blue to gray mineral silicate of magnesium , aluminum , and sometimes iron.
一種稀有的紅灰色礦物, 由銅、鐵 、 鍺的硫化物組成.
互聯(lián)網(wǎng)
The combined pump light is received by the optical concentrator 108 through dichroic filter 106.
組合的泵浦光通過二向色濾光片106被光學(xué)集中器108接收.
互聯(lián)網(wǎng)