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| 61. | iron sponge powder |
| 海绵铁粉 |
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| 62. | damping sponge;damper |
| 海绵池 |
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| | |
| 63. | a sponge rubber |
| 海绵橡皮 |
|
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| | |
| 64. | off-grade sponge |
| 不合格的海绵金属;不合格海绵金属 |
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| | |
| 65. | absorbable gelatin sponge |
| 吸收性明胶海绵 |
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| | |
| 66. | iron sponge pellets |
| 海棉铁球团 |
|
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| | |
| 67. | sponge coring system |
| 海绵取心筒 |
|
|
| | |
| 68. | a thirsty sponge. |
| 一种吸水海绵 |
|
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| | |
| 69. | spent iron sponge |
| 失效的海绵铁 |
|
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| | |
| 70. | foam sponge mold |
| 泡沫胶硫化模 |
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