本文分析了现有离散控制系统设计方法的某些不足之处;提出了一种不必画根迹的根迹法校正的设想;
The paper first analyses some defects of existing design procedures, and then puts forward an idea of Root-Locus Method Correction which removes the need to draw root-locus diagrams.
过去的7个月里,69岁的瑞根先生每周两次在萨克拉曼多附近的大学城开车向北,在人行道上仔细找寻动物被车撞死的蛛丝马迹。
Nearly every week for the last seven months, Mr. Ringen, 69, has driven the roads north of this college town near Sacramento, scanning the pavement for telltale bits of fur and feathers.
实例分析和计算表明,利用该方法所得的结果比根轧迹方法简单、准确。
Analysis and calculation of a practical example show that the results is correct, and is simpler and more accurate with the method developed in this paper than that with root-locus method.
设计状态转子出口流动阻塞、损失、高水平紊流脉动及噪声主要发生在叶尖通道中部、尾迹和叶根吸力面角区;
In design condition, the flow blockage, loss, turbulence and noise at the exit focus mainly in the tip mid-passage, wake and the corner between the hub and the suction surface;
手缝线迹推荐使用一根单股相配的线。
A single strand of matching thread is recommended for hand stitching.
手缝线迹推荐使用一根单股相配的线。
A single strand of matching thread is recommended for hand stitching.
应用推荐