求翻译：为此，本章着重分析了尿素合成的原理；合成塔的结构；工艺条件；腐蚀类型和因素，并提出相应的防腐方案（选材、防护方法、储运、安装、维修、管理），来进一步减缓腐蚀速度，延长设备寿命，保证设备的安全运行。是什么意思？

To this end, this chapter focuses on the principles of analysis of urea; synthesis tower structure; process conditions; corrosion types and factors, and the corresponding anti-corrosion program (selection, protection methods, storage, installation, maintenance, management), to further slow down corr

For this reason, this chapter focuses on the analysis of urea synthesis of Principles; synthetic tower type structure; process conditions and factors; corrosion and make the corresponding program (woodwork, corrosion protection methods, storage and transportation, installation, maintenance, manageme

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For this reason, this chapter focuses on analysis of urea synthesis principles; synthesizes the Tower's structure; condition; corrosion type and factors, and provide appropriate preservation plan (talent identification, protection, storage and transportation, installation, maintenance, management),

For this reason, this chapter focuses on analysis of urea synthesis principles; synthesizes the Tower's structure; condition; corrosion type and factors, and provide appropriate preservation plan (talent identification, protection, storage and transportation, installation, maintenance, management),