(1) For cold-rolled strips, see Table 8-75-Table 8-77 Table 8-75 Soft magnetic alloy cold-rolled strip size and thickness tolerance (mm) Thickness allows deviation width length ≤ 0.015 ±O. 00015 1o -4...

Cause The magnetism of a substance is related to its internal electronic structure. The electrons in the atoms of diamagnetic metals are all paired. The number of electrons in the positive and anti-...

Introduction DVD drive refers to a device that reads DVD discs, which can be compatible with CD discs and DVD discs at the same time. The capacity of a standard DVD disc is 4.7GB, which is equivalen...

Introduction The optical drive is a common accessory in desktop computers. As the application of multimedia becomes more and more widespread, the optical drive has become a standard configuration amo...

CD burning speed CD burning speed refers to the maximum CD-R burning speed supported by the optical storage product. The mainstream built-in CD-RW products in the market can achieve a maximum record...

Definition of double speed Because CD capacity is about 700MB, DVD single-sided single layer (DVD-5) is 4.7GB (actually 4.37GB), DVD single-sided single layer capacity It is about 6.4 times that of...

Introduction The CD-ROM drive is a CD-ROM drive, and the carrier carrying data and information is called a CD-ROM. The one that reads or writes data to or from an optical disc is called an optical d...

As we all know, in the Internet, 2 usually has multiple meanings, one is understood as "love", such as the number string "520" = I love you, the number string "5201314" = I love you forever , Number s...

Top ten buzzwords Top ten internet buzzwords of 2017 (10 photos)freestyleHeart! Lao TiePoverty limits my imaginationWill your conscience hurt?Are you surprised or surprised? Please start your perfor...

Overview Internet language is available Two meanings: one refers to the terms and vocabulary related to the Internet and computer technology and applications; the other refers to the language used...

List source "Top Ten Internet Terms of 2017" is based on the national language resource monitoring corpus, using "intelligent information processing technology as the main, supplemented by manual fin...

Features The composition of morphemes is mainly words, and more and more English letters and numbers and a few graphics are added to it. In addition to the original words in Chinese, a large number o...

Institutional introduction China's largest comprehensive scientific research unit of the iron and steel industry, focusing on applied research and development research. The site is in Beijing. Found...

Researcher, professor-level senior engineer of the Institute of Structural Materials, Central Iron and Steel Research Institute, first prize of National Science and Technology Progress AwardMale, Han...

Historical evolution In November 1952, the Central Iron and Steel Research Institute was established, initially as the "Steel Industry Laboratory of the Ministry of Heavy Industry". In January 1955,...

In the early 1980s, in cooperation with electromechanical manufacturing and construction companies, a number of projects using new technologies were designed and built, including: blast furnaces of mo...