... occurrence number 出现次数 occurrence rate 出现率 ingressive occurrence 海侵产状 ...
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occurrence rate ==> 出现率 occurrence ratio ==> 出现率 occurrence time of maximum load ==> 最大负荷出现时间,某一时期内记录到的最大负荷发生的时刻 .
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Seedling emergence took place fairly synchronously from May to July, especially from mid to late July, probably due to the relatively optimum environmental conditions. Seedling emergence was related to dormancy of seeds.5.
4.三种中型禾草的实生苗出现率几乎都在5～7月,尤其是7月中后期,说明实生苗的出现除与5～7月的环境条件有关外,还与种子休眠存在着密切的关系。
参考来源 - 内蒙古典型草原群落及实生苗更新动态对刈牧干扰的响应Found finally: (1)Adult’s university students’ overall average mark is higher than the domestic often model ; (2)The appearing rate of positive symptom person is relatively high in university student’s colony, amounts to 143 people, reaches 46% of the whole colony.
结果发现:(1)成人大学生的总体平均分均高于国内常模。 (2)大学生群体中阳性症状者出现率较高,达整个群体的46%。
参考来源 - 贵州教育学院学生心理健康状况问卷调查报告·2,447,543篇论文数据，部分数据来源于NoteExpress
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