通过使用ssl和x . 509证书，相互验证实现了信任。
Mutual authentication, using SSL and X.509 certificates, realizes the trust.
耐火系统S在正式检测站和火灾现场都留下了长久的记录，其性能已在长期使用中得到证实。你尽可以百分之百的信任它，将其列入指定产品。
S has a long track record in both official test stations and in real fire situations. its proven performance in long term use enables you to specify with total confidence.
耐火系统S在正式检测站和火灾现场都留下了长久的记录，其性能已在长期使用中得到证实。你尽可以百分之百的信任它，将其列入指定产品。
S has a long track record in both official test stations and in real fire situations. its proven performance in long term use enables you to specify with total confidence.
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