China National Standards

China head—Method GB Standards List

  •  China "head—Method" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 14255-2015 Household sewing machines head—Method of sound power levels of noise emitted
    家用缝纫机机头 噪声声功率级的测试方法    		 China National Standards
    head—Method
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