求翻译：为解决签证办理困难，促进项目人员按计划进场，我方于2012年1月20日通过书面信函（LET-CGGC12-PMD-OTH-0001A）与尼日利亚交通委员会进行沟通，陈述我方项目人员进场方面存在的问题，并请其协助进行签证理办理，以促进项目工作开展。是什么意思？

Statement of our project staff into the visa difficulties, and promote the project planned approach on January 20, 2012, we communicate through written correspondence (let-cggc12-pmd-oth-0001a) and the Transportation Commission of Nigeria, field aspects of the problems, and assist in visa management

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In order to solve the visa to handle the difficulty, the promotion project personnel according to the plan approach, we (LET-CGGC12-PMD-OTH-0001A) carries on the communication in January 20, 2012 through the written correspondence with Nigerian Transportation Committee, stated our project personnel

To resolve visa difficulties, promoting the project personnel as planned approach, our January 20, 2012, through written correspondence (LET-CGGC12-PMD-OTH-0001A) communication with the Nigerian Communications Commission, statements of our project personnel to enter questions, and assist in the visa

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