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| 1. | cast iron to which nickel has been added to make it resist abrasion. |
| 加入镍以防止磨损的铸铁。 |
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| 2. | There have been attempts to modify the fiber chemically to resist abrasion enhancement. |
| 过去曾设法用化学变性方法，提高纤维的抗磨损性能。 |
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| 3. | A variety of coatings may be provided on request to resist corrosion or abrasion. |
| 可以根据耐腐蚀或耐研磨要求提供各种涂层。 |
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