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71. | ethyl glutarate |
| 戊二酸二乙酯 |
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72. | maleic acid disodium salt |
| 顺丁烯二酸二钠 |
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73. | MDI(4,4'-diphenylmethane diisocyanate) |
| -二苯基甲烷二异氰酸酯 |
|
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74. | dibenzothiazolyl disulphide |
| 二苯并噻唑二硫 |
|
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75. | hexadecadienedioic acid |
| 十六碳二烯二酸 |
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76. | tolane dibromide |
| 二溴化二苯乙炔 |
|
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77. | solstitial colure |
| 二至经线;二至圈 |
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78. | diaminodiphenylamine and its salts |
| 二氨基-二苯胺及其盐类 |
|
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79. | sodium stibocaptate |
| 二巯丁二锑钠 |
|
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80. | dibenzothiazyl disulfide |
| 二硫化二苯并噻唑 |
|
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| |