basic unit of process

基本解释

However, the PID controller is still an integral part of the basic control unit in process control.
但是，以PID爲原理的各種控制器仍是過程控制中不可或缺的基本控制單元。
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China's confrontation with foreign players when the basic unit of competition film distribution process closer to a stalemate;
中國選手與國外優秀選手對抗時，基本單元競技過程的拍數分佈更靠近相持堦段；
In this paper, a mechanism model of an oil-gas-water three phase separator, which is a basic unit of crude pre-handling process, is developed.
針對原油預処理系統中的一個最基本的單元——油氣水三相分離器，建立了由過程機理出發的動態數學模型；對所研制的原油預処理模擬機的組成和功能作了介紹。