摘要：
不要把物理公式看作数学公式，请也尊重自然的经验法则。 Don't see the physical formulas as mathematical formulas, please also respect the experience rules of nature. 连接正负极 Connect 阅读全文
摘要：
多线程Multithreading #include <iostream> #include <thread> #include <mutex> #include <condition_variable> std::mutex mtx; std::condition_variable cv; boo 阅读全文