Halving the repeater spacing made it possible to quadruple the bandwidth.把增音机间隔缩小一半,就能使带宽增加三倍.Halving the repeater spacing made it possible to triple the bandwidth.把收音机间隔缩小一半,就能使带宽增加三倍.It represents a near halving of the...
The infra - red spectra of quinones present a number of interesting features.醌类的红外光谱具有一些有趣的性质.Ethylene and trans - dichloroethylene are both inactive in the infra - red in this region.乙烯和反式二氯乙烯在红外光谱的这个区域都无活性.Infra - red ...
步骤 、 过程或设备向自动工作方式的转换.The conversion of a procedure, a process, or equipment to automatic operation.将一过程或设备转换成自动操作.To convert a process or equipment to automatic operations.教堂扩建, 维修, 清洁, 停车场, 保险, 藉用教堂场地或设备.Building expans...