电信行业对网络安全的应用在深度和广度上都比较成熟，投入也高于其他行业。
The application of network security in telecom industry is matured in its depth and scope and the investment is higher than that in other industries.
电信行业对网络安全的应用在深度和广度上都比较成熟，投入也高于其他行业。
The application of network security in telecom industry is matured in its depth and scope and the investment is higher than that in other industries.
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