为凯克天文台建造的巨型摄谱仪加州大学圣克鲁兹分校建造的巨型高分辨摄谱仪，将很快装在夏威夷凯克天文台世界上最大的光学望远镜旁。这台仪器耗资３６０万美元，化了五年时间建造，将用来精确测量宇宙中微弱天体的运动和成分。仪器重６吨多，要占用１８Ｘ１８英尺的房间... Giant Spectrograph for Keck Observatory The huge, high-resolution spectrometer built by the University of California, Santa Cruz will be quickly installed next to the world’s largest optical telescope at Keck Observatory in Hawaii. The instrument, costing $ 3.6 million for five years, will be used to accurately measure the movement and composition of fainter objects in the universe. More than 6 tons of equipment, to occupy 18X18 feet of the room ...