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Turbulance is considered by using simple SGS model.
传统传真有一相当简单的使用模型。
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We have implemented ISO9001:2000 management model and obtain the relevant certificates, all products have been made SGS environmental testing.
我们己实施ISO 9001： 2000管理模式并且取得相关证书，所有产品均有作过SGS环保检测。
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