Analysis and controlofworking process of product by mathematical statistics, thus reached purpose that it is stable state and raise products quality.
运用数理统计技术对产品的加工过程进行分析与控制，以达到稳定和提高产品质量的目的。
2
This system consists of interactive-drawing programming system, controlofworking, power source with large power pulse, the main unit uses pentium 586 chip.
本控制系统由交互式绘图编程、加工控制、大功率脉冲电源三部分组成，主机采用奔腾586计算机。
3
We have involved ourselves in a colossal muddle, having been in the controlof a delicate machine, the working of which we do not understand.