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91. | northern polar zone |
| 北极区 |
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92. | polar positioning system |
| 极坐标定位系统 |
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93. | polar projection indicator |
| 极投影指示器 |
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94. | cylindrical polar coordinates |
| 柱面极坐标 |
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95. | polar reciprocal figures |
| 配极图形 |
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96. | polar-orbiting satellites |
| 极轨卫星 |
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97. | polar stratospheric vortex |
| 平流层极地涡旋 |
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98. | cardioid polar response |
| 心形极座标响应 |
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99. | Polar-Ajax explosive |
| 阿贾克斯耐冻硝甘安全炸药 |
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100. | polar amino acid |
| 极性氨基酸 |
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