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electronic toy
04/02/2023 666
electronic toy

Introduction electronic toys since the 1950s, with the development of electronic technology produced. Initially applied on the basis of general electric toys, electronic technology, with sound, ra...

Progress in physics
04/02/2023 801
Progress in physics

journal history 1981, the "physics progress" founded. 2010 May, "Progress in Physics" independent website into trial operation. Since April 2012, the quarterly change is a bimonthly Chinese do...

New Zealand Cristuri Comprehensive Technology
03/02/2023 656
New Zealand Cristuri Comprehensive Technology

synonymous with Christchurch Polytechnic Institute generally refers to Christchurch, New Zealand Polytechnic Institute School introduction The school with particular emphasis on the ability to app...

China Electronic Technology Corporation No. 13 Institute
03/02/2023 795
China Electronic Technology Corporation No. 13 Institute

Synonyms Hebei Semiconductor Research Institute generally refers to China Electronic Technology Group Corporation No. 13 Institute Introduction mainly involves three major areas such as microelect...

Beijing Primary School
02/02/2023 676
Beijing Primary School

School Conditions The school has 45 teaching classes (6 years in 2008, a total of 36 classes), including 31 accommodation classes, 14 walks ( After 2012, I canceled the school. The students were 1...

Semi-colonial semi-feudal country
02/02/2023 660
Semi-colonial semi-feudal country

and proletariat, farmers, urban small bourges. The national asset class is also subject to imperialism, bureaucrat capitalism, feudalism, and oppression. In 1949, the victory of China's new democrat...

Geographical division
01/02/2023 833
Geographical division

Definition is also known as the labor region division, refers to a country, and a regional, a certain advantage is implemented, and it is a form of performance in social labor division. . The idea...

Book Sea Publishing House
01/02/2023 616
Book Sea Publishing House

Historical Level Book Sea Press was established in Taiyuan in November 1986. Main business published "Editorial Series", "China Book Review Selection" (1979-1985), "1983 National Publishing Re...

Huluzhou Academy
31/01/2023 803
Huluzhou Academy

Synonym Egret Academy Generally refers to the Histori Historic Historical Project Historical Elite Benluzhou Academy is created in the Southern Song Dynasty (AD 1241), it is the famous Jiangnan...

Transduction interference
31/01/2023 695
Transduction interference

Definition Bihant Interference refers to coupling signals (harmonic interference) on one electrical network by conductive media to another. Effect of Transduced signal coupling (harmonic inter...

Promote proliferation
30/01/2023 698
Promote proliferation

Explanation Many of the carrier's easy-to-purification diffusion has important nutrients (such as glucose, amino acids, nucleotides, etc.) in Method for spreading (Facilitated Diffusion Via Carr...

Open two years
30/01/2023 667
Open two years

Kaiyi Second Years (1206) According to the "Yun Wai Bank" contained in the year, Quanzhou sea vessel has been with diet, Jia ordin, spicy, new bar More than 30 countries and regions have trade rel...

And Long Basin
29/01/2023 753
And Long Basin

and Dragon Basin in the upper reaches of the Heilan River, east is Nang Mountain, west as the peak. Soced by Qinglong, a born generation trap in the north and south. The flat outline is nearly one r...

Magnetic generator
29/01/2023 766
Magnetic generator

History The first person who produces high-voltage magnetic generator ideas is Andre Boudeville, but the capacitor is ignored in his design; Frederick SIMMS and Robert Bosch have developed The fir...

Locking laser
28/01/2023 716
Locking laser

Introduction Application Area (4) If no choice device is added in the laser resonant cavity, then the laser output line It is composed of many spectrums that are discrete, and horizontally and...