Vitreous silica fibers , not for textile use
...纺织用矽玻璃纤维 Vitreous silica fibers for textile use 非纺织用矽玻璃纤维 Vitreous silica fibers , not for textile use ..
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non-textile silicon glass fiber
非纺织用矽玻璃纤维 non-textile silicon glass fiber
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