abbr. (拉)万一(pro re nata);伪随机噪声(Pseudo-Random Noise);脉沖测距导航(Pulse Ranging Navigation)
PRN 英语释义
英语释义
according to need (physicians use PRN in writing prescriptions);
"add water as needed"
PRN 片语
片语
rel prn关系代词
PRN edition频率
prn port打印机端口
PRN Err打印错误
PRN ON继续奔跑
PRN printer打印机
PRN device打印设备
hse prn那些
PRN PRintNumerically数字打印
PRN 例句
英汉例句
The former is used to achieve the fine estimation of the carrier frequency while the later is used to achieve the fine estimation of the code delay of the PRN code.
载波跟蹤环用于对接收信号的载波频率进行精确跟蹤,而码跟蹤环是用于实现伪随机码延时的精确对準。
Methods: We observe the effect of using Intravenous Catheter System with PRN 139 cases and analyse the factors which influence it.