Mixing
毛利率
毛利率（Gross margin），又称销售毛利率，是一个衡量盈利能力的指标，通常用百分数表示。其计算公式为：
| 毛利率＝ |
销售收入淨額－销售成本 |
×100% |
| 销售收入淨額 |
毛利率越高则说明企业的盈利能力越強，控制成本的能力越强。但是對於不同规模和行业的企业，毛利率的可比性不强。
参见
- 毛利
- 财务比率
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参考资料
中国注册会计师协会. 财务成本管理. 经济科学出版社. 2008年4月.
Information security
This article is part of a series on Information security Related security categories Internet security Cyberwarfare Computer security Mobile security Network security Threats Computer crime Vulnerability Eavesdropping Malware Spyware Ransomware Trojans Viruses Worms Rootkits Bootkits Keyloggers Screen scrapers Exploits Backdoors Logic bombs Payloads Denial of service Defenses Computer access control Application security Antivirus software Secure coding Secure by default Secure by design Secure operating systems Authentication Multi-factor authentication Authorization Data-centric security Encryption Firewall Intrusion detection system Mobile secure gateway Runtime application self-protection (RASP) v t e Information security , sometimes shortened to InfoSec , is the practice of preventing unauthorized access, use, disclosure, disruption, modification, inspection, recording or destruction of information. Th...
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