Different versions of Q have different definitions of out and in, but the one most pertinent to commerce is plug-to-plug, the electricity-drawn grid to run the whole caboodle versus the energy delivered to back the grid.
不同版
的Q对输入和输出有不同的定义,但与商业最相关的是插头到插头,即运行整个系统的电网用电量与支持电网的能量输出。