Generalized integrator was used to realize static error free tracking control of positive and negative sequence current under two-phase static coordinate.
并采用广义积分器原理实现对三相电流在两相静止坐标下的控制，实现了正负序电流的无静差跟踪控制。
Alternative questions sometimes are tendentious, and the negative USES of alternative questions are possible while speaker negates coordinate items.
选择问有时是有倾向性的，说话人对并列的项目“有所可否”，使得选择问句表否定的用法成为可能。
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