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| 61. | The problems involved in the resolution of forces and displacements are not evident while we use orthogonal cartesian axes. |
| 在采用迪卡儿直角坐标时，力和位移分解中的问题是不明显的。 |
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| 62. | Indirect ophthalmoscopy of the right eye revealed diffuse retina edema with a poorly defined cherry red spot. |
| 间接眼底镜发现右眼视网膜弥漫性水肿合并有一不明显的樱桃红斑点。 |
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| 63. | The diuretic effect is not obvious but it can increase the secretion ions of sodium, potassium and chlorine in the urine. |
| 一.利尿作用－尿作用不明显，但能增加小便中钠,钾,氯各离子排泄。 |
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| 64. | The maritime border between the two Koreas is not so clear. The intrusion yesterday is the second occurrence this year. |
| 韩朝之间的海上边界不明显，昨日的犯境是今年中的第二次。 |
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| 65. | 2.Although the survival rates are not alike,the difference is not very signifficant. Thisresult shows that the rare-earth element have no dbvidus influences on the survival rate ofprawn. |
| （2）成活率有不同，但差别不明显，说明稀土元素对其成活率无明显影响。 |
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| 66. | When the dip angle is equal to or greater than75°, subduction and obduction movements between two continents become undistinguishable. |
| 当断裂带倾角≥5°,两个大陆板块之间的相对俯冲和仰冲作用变得不明显。 |
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| 67. | In desert areas we often find boulders which have been shattered for no apparent reason. |
| 在沙漠地区我们经常看到有些巨砾已被不明显的原因破裂成碎片。 |
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| 68. | Despite the frequency of aortic atherosclerosis, cholesterol emboli are rare, or at least insignficant most of the time. |
| 虽然动脉粥样硬化比较常见，但是胆固醇栓子是少见的，至少是大多情况下不明显的。 |
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| 69. | Pre-1987 law made an ineffectual effort to grapple with the problem in section 208. |
| 1987年以前的法律就竭力解决第208条中的问题，但效果不明显。 |
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| 70. | Among 21 following up patients, 8 cases were completely recovered, 8 obviously restored, 4 not changed, 1 finally become invasive carcinoma. |
| 随访21例病人中,8例恢复正常,8例明显好转,4例变化不明显,仅1例恶变为癌。 |
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