求翻译：仿真结果表明，该模型能够简单有效地输出带直通零矢量的SVPWM波，使得Z源逆变器以单级的结构完成升压、逆变功能，实现了系统的高效率和宽范围变速运行。另外，采用d、q轴电流独立控制的并网控制策略，输出电流正弦度好、质量高，实现了以单位功率因数并网的控制目标。是什么意思？

Simulation results show that the model can be simply and effectively with the output through zero vector SVPWM wave, making the Z-source inverter in order to complete the structure of single-stage boost, inverter, and realize the system's high efficiency and wide range of variable speed operation. I

simulation results show that the model to be a simple and effective manner with direct retail vector of output SVPWM Z wave sources, inverter with a single-level structures completed booster, inverter functions and achieving efficient and wide scope of the system variable-speed running. In addition,

The simulation result indicated that, this model can effectively output the belt to go nonstop to the null vector simply the SVPWM wave, causes the Z source invertor to complete, the contravariant function pressure-rise by the single stage structure, has realized the system high efficiency and the w

Simulation results show that the model can easily and effectively SVPWM wave output with straight-through null vector, making z-source inverter with single-stage structure complete step-up, inverter function, achieving high efficiency with a wide range of variable speed operation of the system. In a

Simulation results show that the model can easily and effectively SVPWM wave output with straight-through null vector, making z-source inverter with single-stage structure complete step-up, inverter function, achieving high efficiency with a wide range of variable speed operation of the system. In a