| 释义 |
freq.
基本例句
abbr.frequency；frequent；frequentative
Donor maize plants grown in the fields was used as experimental materials, study of technique optimization was made mainly for improving freq. of microspore survival and ELS formation.
以大田种植的玉米供体植株为实验材料，以提高游离小孢子存活率及成胚率为重点进行了技术优化研究。 cnki
SAS macro for analyzing count data is designed based on FREQ and CORR procedures. Each parameter and function of it is explained in detail depending on some examples.
基于 SAS软件中的 FREQ与 CORR过程，设计新药临床试验中计数资料统计分析的 SAS宏，结合实例对其各项参数的含义及其可实现的功能做了详细说明。 chemyq |