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Grains are a major part of the human diet, providing much of the calories and nutrients needed to sustain a healthy lifestyle. While the majority of grains come in the form of flour, there are a variety of whole grains that can be incorporated into meals. To make these whole grains easier to use a......
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car
The History of the Automobile
The automobile has been around since the late 1800s, and has since become the most popular form of transportation in the world. An automobile, or car, is a wheeled motor vehicle designed to carry passengers a long distances. Cars come in many shapes and sizes, ranging......
Impact test
Impact Tests
An impact test is a type of accelerated stress test designed to determine a material’s toughness and its ability to absorb energy. It is a destructive test, meaning that it can cause permanent damage to the material being tested. Impact tests can be used to test elastomers, plastics......
GB 13550-92 5A molecular sieve and its test method
GB 13550—92 5A Molecular Sieve and Its Test Methods
Molecular sieves are crystalline metal aluminosilicates with a large internal pore surface and high selectivity for molecules or compound substances. The particles are mainly composed of silicon-aluminum oxides, and the pores on their surface a......
GB/T3863-1995 technical indicators of industrial oxygen
GB/T3863-1995 Technical Specification for Oxygen in Industrial Use
Oxygen is one of the most important components of air, accounting for about 20.9% of the atmosphere, and it is also essential to human life. In the industry, oxygen is applied to manufacture, cleaning, welding and cutting of steel......
Brief history and classification of packaging machinery
Introduction
Packaging machinery is used to package products and materials securely and efficiently. It has been used in various industries since the early 19th century, when the first of such machines came into use, and has seen many advances since then. Packaging machinery has been responsible ......
Maintenance content before leaving the car
Maintenance Tips Before Driving
Driving and maintaining a vehicle is a very important part of the road experience. Proper maintenance of the vehicle and its components can extend the life of the vehicle, ensure safety on the roads, and even save money on gas! Here are some maintenance tips for be......
Various plastic terms and related definitions
LDPE：Low-Density Polyethylene
Low-density polyethylene (LDPE) is the most common type of polyethylene used in the production of plastic products. LDPE is a soft and flexible plastic with a high degree of chemical resistance and a low melting temperature, making it ideal for plastic bags, film and......
Composite food packaging bag hygienic standard GB 9683-88
，描述Compound food packaging bags hygiene standard GB 9683-88
Compound food packaging bags hygiene standard GB 9683-88
Compound food packaging bags are bags used for the packaging of food. As there is concern about the safety of food due to contamination, this particular standard seeks to regulat......
Types of Roller Blank Forming
Roll forming, sometimes spelled roll-forming or rollforming, is a metalworking process by which sheet metal is gradually plastically deformed using consecutive sets of roller dies. The process has evolved from the manual art of metal forming into highly-automated systems able to perform complex pr......
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