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什么是分离罗拉顺转定时？顺转定时迟早对棉网质量及落棉有何影响？如何调节？

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Between 1830 hrs and 1850 hrs this day，strong gusty winds（）by my vessel，in consequence of which the vessel’s four mooring lines were broken.

A. was experienced
B. were experienced
C. has experienced
D. have experienced

集团公司生产技术部主要负责单位输变配电单线图维护审批工作的具体管理。

A. 正确
B. 错误

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微弱效果论的观点是什么？