Terms for subject Mathematics containing 仪

Chinese	English
仪器指示数	readings
指挥仪	director Dir
指挥仪性能指标	performance merits of fire control computer
数字指挥仪	digital fire control computer
机电模拟指挥仪	electro-mechanical fire control computer
求积仪	polar planimeter
混合指挥仪	hybrid fire control computer
电子模拟指挥仪	electronic analog fire control computer
理象限仪	quadrant
面积仪	polar planimeter
高射炮射击指挥仪	anti-aircraft fire control computer
鱼雷射击指挥仪	torpedo fire control computer