Among the three conditions that must be met in the gas explosion, the last condition for the mine is always available, so the main measures to prevent gas explosion are to prevent the accumulation of gas and to prevent or limit the occurrence of fire sources and high-temperature heat sources. (I) P
When you rent a car, you must first choose a legitimate car rental company. When you rent a car, you can save a lot of trouble. Here are some car rental needs to pay attention. 1. The relevant clauses in the contract cannot be sloppy when booking a rental c
Since the Nanchang County Public Security Bureau's "Leading Swords" action was launched, the Nanchang County Traffic Control Brigade, based on the unified deployment of the county bureaus, gave full play to the main role of road traffic safety management, strengthened traffic
    The change of engineering quantity is an important reason for the adjustment of the original price of the contract. However, there are still many factors that cause the adjustment of the contract price, including the agreed content of the contractor. 1. When the following matte
Now is the era of big data. All data needs to be uploaded to the cloud. Then the LN6 series of intelligent electricity safety management system developed and produced by Beijing LeBiTech Co., Ltd. (Dongguan LeBird Electric Technology Co., Ltd.) is now Look at what are the features of the current s
How to choose the characteristics of coal flotation agent flotation sludge production process, flotation reagent selected basic principles are as follows: 1, in the choice of the agent, to analyze the treated slime floatability and metamorphism, size distribution, contained The type and nature of th
The determination of the weight of the ore sample required for the test depends mainly on the following factors: the type and nature of the ore, the type of test, the scale and depth, the complexity of the ore dressing method and process, the specifications and capabilities of the test equipment, a
What do you need to pay attention to when starting a diesel generator? Diesel Generator | Diesel Generator Price / 2017-10-14 Before starting the diesel generator set, first check to see if the unit is ready, and then start the generator set with all the switches and conditions of the gener
The fineness is the same as the pulp quality score and an important indicator in the beneficiation process. Although the fineness is closely related to the particle size, its meaning is different. The so-called fine refers to the mass of all particles smaller than a certain particle size in the mat
The importance of lightning protection for video surveillance systems has not been taken seriously by the project's developers. They always feel that there is no problem in not preventing lightning. In some places, there are not several lightning accidents every year. They may not be done, but
Liugong CLG862H wheel loader adopts computer optimization design, integrates digital technology and simulation technology, makes full use of Liugong design and manufacturing advantages. Based on the leading large-scale loader manufacturing technology, it is equipped with the first-class yuan at