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造林绿化是改善自然环境的强大武器,林木不仅能够净化大气,使污染的大气变得干净新鲜,而且具有相当强的吸收有害气体的能力,减少空气中的细菌,甚至还能够监测大气污染,起到指示报警的作用。可见,林木的作用和功能是综合的、有效的,特别是对档案保护会产生重大影响。对档案破坏的有害气体大体上有二氧化硫(SO_2)、硫化氢(H_2S)、二氧化氮(NO_z)和氯气(Cl_2)四种。纸张是多孔的物质,其孔洞及纸张
Afforestation is a powerful weapon to improve the natural environment, not only to purify the atmosphere, make the polluted atmosphere clean and fresh, but also have a fairly strong ability to absorb harmful gases, reduce airborne bacteria, and even monitor air pollution. To indicate the role of the police. Can be seen that the role and function of trees is comprehensive and effective, especially for file protection will have a significant impact. There are four kinds of harmful gases that destroy the files, such as sulfur dioxide (SO 2), hydrogen sulfide (H 2 S), nitrogen dioxide (NO_z) and chlorine (Cl_2). Paper is a porous material, its holes and paper