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GB 6681-86 General Rules for Sampling of Gas Chemical Products
General Principles of Gas Chemical Products Sampling GB 6681-86 “The General Principles for Gas Chemical Products Sampling” provides criteria for sampling variety of gas chemical products, as well as provisions and modeling diagrams of sampling device. This standard effectively protects the fair ......
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GB/T 18437.1-2001 Technical Requirements for Refitting Gas Vehicles Compressed Natural Gas Vehicles
GB/T 18437.1-2001 Technical Requirements for Retrofitting of Gas Vehicles - Compressed Natural Gas Vehicle
Introduction
In order to improve energy efficiency, reduce energy consumption and reduce pollution, compressed natural gas (CNG) vehicles have become increasingly popular. This can be seen ......
GB/T 3222-94 Acoustic Environmental Noise Measurement Method
，内容是GB/T 3222-94声学 环境噪声测量方法
In 1994, GB/T 3222 was released by the China National Standards on Acoustics to provide a standard method to measure sound levels in the environment. The standard was developed to meet the needs of new acoustic construction regulations in China and to reduc......
GB12358-90 General technical requirements for gas detection and alarm devices in the working environment
Technical Requirements of General Gas Detection Alarms in GB12358-90 Workplace Environment
The main purpose of this technical requirement is to standardize the requirements of general gas detection alarms used in the workplace environment, to ensure the safety of staff and the safety of workplace......
GB50177-93 Specifications for Design of Hydrogen and Oxygen Stations
Hydrogen and Oxygen Station Design Specification
Hydrogen and oxygen are the basis of many industrial and chemical processes. The presence of both the material in an appropriate quantity is crucial in maintaining the quality of products being manufactured. For this reason, it is imperative that a......
JF2004 Coating Sand Sprinkler Operating Procedures
Operating procedure of JF2004 coating sand spraying Machine
1. Preparation before operation
(1) Before starting the coating sand spraying machine, carefully inspect the machine and check whether all related parts are in optimal condition and whether all fastening parts are tightened.
(2) Befor......
JF4001 cleaning drum operating procedures
Instruction for Operating JF4001 cleaning tumbler
Equipment introduction:
JF4001 cleaning tumbler is a kind of professional equipment for surface cleaning and residue removing. In paint spraying lines and auto-body repairing systems, this kind of cleaning tumbler is usually used to clean the dus......
K352 core removal machine operating procedures
K352CXJ Operation Procedure
This document provides an overview of the operation procedure when using this K352CXJ machine. Familiarity with this machine and its features will help ensure efficient and safe operation of it.
1. Preparing for Operation
Before the machine is started, the operator m......
MS09 Mud Core Automatic Grinding Machine Operating Procedures
MS09 Mud Core Automatic Grinding Machine Operation Procedure
1. Topic Introduction
MS09 Mud Core Automatic Grinder is a universal industrial grinding equipment with strong stability, multi-function and widely usage. Mainly used for grinding thread, step surface and groove and support custom-mad......
Flowchart of PLC Fault Finding Method and Its Countermeasures
Flowchart for PLC Fault Finding and Strategies for Troubleshooting
PLC (Programmable Logic Controller) is an important device for automation systems and an essential part of the control system in industry. However, PLC fault finding can be a vexing problem due to the complexity of their programs,......
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