Reduction in number of intersecting legs by separation 减少交叉路口路肢的隔离法
The city segregation law had understandably aroused a civil right movement that spread from coast to coast 城市隔离法引起美国全国范围内的民权运动,这是可以理解的。
Based on the causations and frequency configurations of vehicle interior noise , we do the test on a homemade vehicle by integer insulating means 在明确了汽车车内噪声产生机理及其频率结构的基础上,采用整体隔离法对国产某车型的车内噪声进行了试验研究。