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| 51. | designation of chromosome |
| 所在染色体;所在染色体 |
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| 52. | clssification and designation |
| 分类与命名 |
|
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| 53. | U.S.standard sieve designation |
| 美国标准筛标记 |
|
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| 54. | flange size designation |
| 轮缘规格代号 |
|
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| 55. | designation of link |
| 链路标识 |
|
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| | |
| 56. | Epoxide resins-Designation |
| GB/T1630-1989环氧树脂命名 |
|
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| 57. | Designation of rope |
| GB/T3941-1983绳索标识 |
|
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| | |
| 58. | Designation of polyacrylamide |
| GB/T12005.9-1992聚丙烯酰胺命名 |
|
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| | |
| 59. | designation of steel |
| 钢的名称 |
|
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| | |
| 60. | designation of goods |
| 货品标志 |
|
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