Car wheel bolts are generally made of high-strength steel. The strength grade of the bolt wheels is printed on the head of the truck wheel bolts. There are 8.8, 10.9, and 12.9. The larger the value,
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Wells Shipping Agency: Wells is a leading international logistics service provider with aviation freight forwarding, NVOCC and supply chain management services. We provide forward-looking logistics
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The Medical Disposable Mask is a flat ear hanging type, mainly composed of a mask body, a nose clip, and a mask strap. Three-layer non-woven fabric material, the inner layer is white PP non-woven
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Measuring transformer ratio with transformer ratio bridge, the operation process is tedious and the measuring scope is narrow, which can’t meet the requirements of modern measurement with fast rhythm
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