光线用棱镜 、 光栅或干涉仪分解.The light is resolved by prisms, gratings, or by an interferometer.光栅摄谱仪有两种类型.The grating spectrograph is built in two designs.光栅由金属或丝制造.The grating are made of rods or wire....
稻子先收割, 弄干净,去壳,才出售.Rice is gathered, cleaned and hulled before being sold.去壳燕麦的蛋白质含量可达19%.Groats protein contents range up to 19 %.一旦去壳完毕, 谷物就返回到主要终端储存起来.Once cleaned, the grain is returned to the main terminal for storag...