}fn main() - int declares an entry point. The - int annotation means the function returns an integer — by convention, 0 signals success. The println function prints a string followed by a newline. The return 0; statement exits the program.
32-bit unsigned，更多细节参见wps
Trump found himself in a furious row last year with Narendra Modi over his country’s oil deals with Moscow, only for fences to be partly mended when India’s biggest importer later capitulated.。关于这个话题，谷歌提供了深入分析
The lack of a PLL reference clock certainly explained why the ThunderScope wasn’t behaving as it should. I reworked the solder joints in case of an assembly defect, but that didn’t solve the problem. So I ordered a new TCXO, swapped the bad one out, and the scope was happy.