With perfect observing conditions, the Moon will be the principal astronomical observation platform in the solar system.
由于具备最理想的天文观察条件，月球将建设成太阳系最重要的天文观察平台。
Therefore, to research and perfect the theory study and calculating method of temperature field in concrete box-girder basing on long-term observation data is the purpose of this dissertation.
论文旨在混凝土公路箱梁桥温度场的长期观测数据基础上深入研究并完善公路桥梁混凝土箱梁温度场的理论与计算方法。
From my observation, these are common phenomena of the men of perfect virtue and well practice.
在我的观察里，这些都是德行完备，修道有成者的共同现象。
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