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| 61. | covering letter |
| 附信 |
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| 62. | decorative covering |
| 在建筑外墙上的装饰覆盖物 |
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| 63. | sandwich covering |
| 夹层蒙皮 |
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| 64. | single covering |
| 单股包芯纱 |
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| 65. | plastic covering |
| 覆盖塑料 |
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| 66. | secretionary covering |
| 泌被盖 |
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| 67. | unramified covering |
| 非分歧覆盖 |
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| 68. | antisweat covering |
| 防露罩 |
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| 69. | normal covering |
| 正规覆盖 |
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| 70. | closed covering |
| 闭覆盖 |
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