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| 91. | precision standard balance |
| 精密标准天平 |
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| 92. | an accurate scale |
| 精确的天平 |
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| 93. | These scales Balance |
| 天平两边等重。 |
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| 94. | decimal balance |
| 十进天平 |
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| 95. | nice scales |
| 精密的天平 |
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| 96. | mud weight balance |
| 泥浆比重天平 |
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| 97. | six component balance |
| 六分力天平 |
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| 98. | precision torque balance |
| 精密扭矩天平 |
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| 99. | mechanical beam balance |
| 机械臂天平 |
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| 100. | d cloth quadrant |
| 纱布扇形天平 |
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