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81. | penetration process |
| 渗透过程 |
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82. | selective permeation |
| 选择性渗透 |
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83. | advance by infiltration |
| 渗透前进 |
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84. | penetratively ad. |
| 渗透地 |
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85. | permeable membrane |
| 渗透膜 |
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86. | penetrating quality |
| 渗透性能 |
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87. | penetrant inspection |
| 渗透检查 |
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88. | penetration theory |
| 渗透理论 |
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89. | penetrating effect |
| 渗透效应 |
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90. | water percolation |
| 水渗透 |
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