The result of the questionnaire showed that the frequency of strategy use in the experiment group was higher than that in the control group.
同时，初学者策略使用问卷分析结果显示实验组的总体策略使用频率高于控制组，其中实验组的选择性注意策略使用频率明显高于控制组。
The study aims to explore the soldier students'overall frequency of strategy use and howgender, the time of delayed English learning and the previous education may affect the strategy choice.
通过对军校战士学员英语学习策略使用的总体情况，探讨性别、所受教育程度、英语学习间断时间对英语学习策略选择的影响。
Therefore, it is necessary to study the frequency control strategy of the variable speed wind turbines, use variable speed wind turbines to improve the frequency control ability of the power system.
因此，有必要研究变速风电机组的频率控制策略，利用变速风电机组来提高电力系统的频率控制能力。
4 the use of statistical tools to analyze the data of the marketing database, frequency division, sub strategy of email, to achieve personalized marketing results.
利用统计分析工具对营销数据库进行数据划分，进行分频次、分策略的邮件发送，达到个性化营销效果。
Wind power generation system should adopt the variable speed constant frequency (VSCF) control strategy in order to maximize the use of wind energy.
为了最大限度地利用风能，风力发电系统应采用变速恒频控制策略。
Wind power generation system should adopt the variable speed constant frequency (VSCF) control strategy in order to maximize the use of wind energy.
为了最大限度地利用风能，风力发电系统应采用变速恒频控制策略。
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