overwrite protection period 覆盖保护周期
The cover of protection period 受保范围
immune protection period 免疫保护期
abuse of protection period 保护期滥用
During The Protection Period 在这个保护期内
Length of Call Protection Period 赎回保护长度
period protection 周期保护
When the protection period of WTO accession ends,Chinese insurance market has inevitably been integrated with the international insurance market.
随着“入世”保护期的结束,中国的保险市场正在不可避免地要与世界保险市场融为一体。
参考来源 - 中国商业保险业的风险管理研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The results showed that incorporated with silane in ZRP can improve the cathodic protection period of ZRP coating.
若钢铁涂有鳞片有机富锌涂层，粗糙的表面会导致富锌涂层阴极保护期缩短。
To set up a specialized agency of the witness security protection after the protection period should be extended to up to remove the hazard.
须设立证人安全保护的专门机构，保护期限应延伸至事后保护，直至危险消除。
By testing the serum titers of vaccinated ducklings, it was demonstrated that the immune protection period for ducklings of this BAU-1 vaccine was more than 6 weeks.
通过对免疫雏鸭的血清抗体滴度进行测定，证实该BAU - 1疫苗对雏鸭的免疫保护期在6周以上。
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