frequency period meaning in English
频率周期
振动周期
Examples
- The two - channel 53131a counter offers 10 digits per second of frequency period resolution and a bandwidth
只要在显示器上星号落在冒号之间,一眼就能判定测量合格 - 1 ) the number of sandstorm days from 12 weather stations in the helanshan zone is documented , indicating that the events can happen on the east and west sides of the ranges all the year round , with high frequencies in april to may , averaging 3 . 2 and 3 . 1 days on the west side , respectively and with the eastern high frequency in april , averaging 2 . 0 days . also , analysis reveals that the high frequency period for eastern station yanchi and western guaizihu is april , with 5 . 4 and 5 . 2 days , on average , respectively
银川、巴音浩特和通古淖尔三地背景大气沙尘气溶胶粒子的数浓度谱和质量浓度谱均呈单峰型，服从对数正态分布，与城市污染物气溶胶的三峰、双峰质量谱明显不同。浮尘、扬沙、沙尘暴天气条件下，平均数浓度和质量浓度是依次增加的，可相差4 - 7倍。沙尘气溶胶粒子谱分布还与地理位置有关。