Beam combiner is the key part of optical aperture synthesis telescope array.光束组合器是光学综合孔径望远镜阵重要技术组成部分之一.Thus concurrent signal invocations may still wind up accessing the same slot list and combiner concurrently.因此并发调用信号仍...
a kilometre and a half of bitumen一公里半的柏油路面Bitumen paper can be burnt to gain energy.沥青纸可以焚烧以获得能量。In fact, a speciality crude is suitable only for bitumen production.事实上, 这种特性的原油只适宜于生产沥青....