所以，对于火灾自动报警系统的基本认识和了解是必要的，是熟练掌握业务的基础。
Therefore, automatic fire alarm system, the basic knowledge and understanding is necessary, is the basis of proficiency in business.
所以，对于火灾自动报警系统的基本认识和了解是必要的，是熟练掌握业务的基础。
Therefore, automatic fire alarm system, the basic knowledge and understanding is necessary, is the basis of proficiency in business.
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