求翻译：先后四次被评为全国先进高新区。多次被评为市级文明单位。2002年通过了环境管理体系ISO14001认证，是河南省目前唯一一个通过ISO14001国际标准认证的环境管理运行区域。是什么意思？

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Four times was selected as one of the national advanced high-tech zone. On many occasions been rated city civilized unit. In 2002, it passed 14,001 ISO environmental management system certification and it is currently only 11 through Henan ISO 14,001 certified to international standards of environme

Four times is evaluated successively national advanced high and new zone.Is evaluated many times the city level cultured and civilized work unit.In 2002 passed the environment management system ISO14001 authentication, is Henan Province at present only one through the ISO14001 international standard

On four occasions was awarded the advanced high-tech zone. Was recognized as civilized unit at the municipal level. In 2002 passed the ISO14001 environmental management system certification, Henan province, is the only one by running the regional ISO14001 environmental management standard certificat

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