Product name:Chinese: "internet dedicated line" English: GlobalExpressInternetProduct function: implementation method: Users only need to use the existing Internet and install simple interface devices...

Definition Phototypesettingcomputer typesetting. Technology development It can be roughly divided into five stages. ①Manual phototypesetting machine: started in 1949, it is composed of camera device...

Structure In the film camera shutter assembly, the way of driving the shutter "curtain or hinge" action is divided into two categories: pure mechanical drive and mechanical-electromagnetic drive. Amo...

Application introduction Basic introductionDigital signal processor is composed of large-scale or very large-scale integrated circuit chips to complete certain signal processing tasks Device. It is...

Definition Processor consistency (Processor consistency) is a memory consistency model, which means that in a multi-processor, multiple processors simultaneously perform write operation execution re...

(4) According to the structural characteristics of the system, grasp the changing law of the system structure and adjust timely to achieve balanced development; (5) According to the relevant character...

What is a scientific management model? The important sign of a good management model is its adaptability to the environment. The concept of using G management mode is that it has the characteristics...

Time quota The time quota (working hours quota) refers to the working time and preparation required to complete a qualified product in accordance with the product process in a certain technical stat...

Concept Construction period refers to the time elapsed from the start of construction of a construction project or an independent single project to the time it is completed and put into production o...

Logical infrastructureDefinition 2: The transmission control protocol Internet protocol TCP/IP is commonly used, that is, TCP corresponds to the transport layer IP corresponding network of the OSI sev...

Introduction Logic control is also called inference control. It is a form of controlling the system by applying logic principles and methods on the basis of random control and empirical control. It...

Simple calculation Calculation of KDJToday’s closing price-N day lowest priceToday (N) day RSV=(—— ———————————)×100;Highest price in N day-Lowest price in N dayToday (N) day K value = 2/3 yesterday...

Meaning Technical indicatorsIndicator AccuracyThe meaning of technical indicators’ accuracy is: For a certain technical indicator, under certain parameter setting conditions, after traversing and an...

Composition The circuit diagram is mainly composed of component symbols, connections, nodes, and comments. The component symbol indicates the component in the actual circuit, and its shape is not n...

Introduction There are many auxiliary relays in the PLC, none of them can receive external input signals, nor can they directly drive external loads. They only serve to transmit signals inside the P...