钢背

钢背 [gāng bèi]

1. ■ steel backing

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常用词组

1. ■ 钢背板 steel backing plate;

2. ■ 钢背铜面垫圈 steel-backed bronze-faced washer;

3. ■ 钢背闸瓦 steel-back brake shoe;

4. ■ 钢背轴承 steel-backed bearing;

5. ■ 钢背轴承合金 steel-backed bearing metal