Learning electronic circuit knowledge is so simple, NE555 Touch Delay Circuit DIY

Robin Li admitted that he had a ticket for Baidu's driverless car.

Robin Li admitted that he had a ticket for Baidu's driverless car.

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The giant Rubik's Cube, which is taller than human beings, weighs 200 kilograms and can be played by Hercules.

The giant Rubik's Cube, which is taller than human beings, weighs 200 kilograms and can be played by Hercules.

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Girls are making videos to dance with silly uncles. Old men look like expression bags.

Girls are making videos to dance with silly uncles. Old men look like expression bags.

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1909 Precious Old Video Real Record of Manchu Street Etiquette in Beijing in the Late Qing Dynasty

1909 Precious Old Video Real Record of Manchu Street Etiquette in Beijing in the Late Qing Dynasty

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The second generation of the rich pursued the beautiful 55-year-old nanny crazily. When the nanny came on the stage and screamed, Tu Lei was foolish.

The second generation of the rich pursued the beautiful 55-year-old nanny crazily. When the nanny came on the stage and screamed, Tu Lei was foolish.

1 Views
Strong dredging of sewer solvents, with it, no longer need to worry about being "waste" plugged up

Strong dredging of sewer solvents, with it, no longer need to worry about being "waste" plugged up

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The leopard was eating zebra with relish. Suddenly, a thing came out of his stomach and frightened the leopard.

The leopard was eating zebra with relish. Suddenly, a thing came out of his stomach and frightened the leopard.

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This country not only has beautiful women and beautiful scenery, but also encourages Chinese people to settle down!

This country not only has beautiful women and beautiful scenery, but also encourages Chinese people to settle down!

14 Views
Ten thousand years ago, tall elk was twice as big as my saber-toothed tiger and could hunt successfully at once.

Ten thousand years ago, tall elk was twice as big as my saber-toothed tiger and could hunt successfully at once.

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Barcelona beach billowing clouds, too shocking!

Barcelona beach billowing clouds, too shocking!

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Safe driving, please stay away from big trucks. This truck is too dangerous.

Safe driving, please stay away from big trucks. This truck is too dangerous.

88 Views
The bathtub is colorful and dye-like, but it has such magical effect.

The bathtub is colorful and dye-like, but it has such magical effect.

22 Views
Xiamen No. 1 School requires students to prove that their hair is naturally curled? Hospital: That proves I can't open it.

Xiamen No. 1 School requires students to prove that their hair is naturally curled? Hospital: That proves I can't open it.

3 Views
The quality of this table is too poor.So a hole was beat away.

The quality of this table is too poor.So a hole was beat away.

48 Views
Someone came to tell you that if there are three places in Beijing that you can't go, you'd better not go. Do you know where it is?

Someone came to tell you that if there are three places in Beijing that you can't go, you'd better not go. Do you know where it is?

4 Views
The weasel couldn't climb over the wall and was pulled down by his mother's ear!

The weasel couldn't climb over the wall and was pulled down by his mother's ear!

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Beauty chopped firewood in the field, but found a "licking fish", scared her to turn around and run away!

Beauty chopped firewood in the field, but found a "licking fish", scared her to turn around and run away!

11 Views
This kind of tree can live for 3000 years, the fruit can be eaten as food, 10 trees can support a family!

This kind of tree can live for 3000 years, the fruit can be eaten as food, 10 trees can support a family!

1 Views
Anecdote Learning electronic circuit knowledge is so simple, NE555 Touch Delay Circuit DIY
2019-07-08 10:15:07 ·
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Learning electronic circuit knowledge is so simple, NE555 Touch Delay Circuit DIY
Tags：Learning,  electronic circuits,  knowledge,  so on
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