alumina ceramic components
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It has been widely used by more and more enterprises. Rust and wear because of material attributes. The anti -...
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發表時間：2022-08-15 11:45:48 | 回應：0
The wear resistance of stainless steel, its abrasion resistance is equivalent to 266 times that of manganese s...
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發表時間：2022-07-22 13:37:45 | 回應：0
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