The importance of vacuum cleaners in home life
With a vacuum cleaner, you no longer have to sweep the floor bit by bit with a broom. You only need to gently turn on the power of the system and hold the handl...
How much interest is earned on a million dollars annually?
How much should be left over after paying your bills? The 50/20/30 rule is a decent general guideline to follow; allocate 50% of your income to expenses, 30% to...
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22 Nov
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Analysis of Basic Knowledge of Semiconductor Integrated Circuits
manufacturing process of integrated circuits is shown in Figure 1. From Figure 1, it can be seen that an N+PN transistor, a resistor composed of a P-type diffus...
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