尺寸，重量和其它工程技术数据都可能改变或改进。这些数据不能用于结构中，除非得到工厂的确认。
Dimensions, weights and other engineering data are subject to change or modification. This data is not to be used for construction unless confirmed by the factory.
尺寸，重量和其它工程技术数据都可能改变或改进。这些数据不能用于结构中，除非得到工厂的确认。
Dimensions, weights and other engineering data are subject to change or modification. This data is not to be used for construction unless confirmed by the factory.
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