这张展示火星表面一个陨坑内沙丘的照片由美国宇航局的HiRiSE(高分辨率成像科学实验)照相机拍摄。
These dunes seen within a crater on the planet were picked out by NASA's High Resolution Imaging Science Experiment (HiRiSE) camera.
通过深入现场的调查、实验研究，对深圳老虎坑环境园的进场垃圾进行物理成分及理化特性分析。
Through field investigation and experimental research, we analysis the physics composition and physicochemical property of the refuse entering the Shenzhen Laohukeng environmental garden.
实验结果发现，试样表面出现大量的氧化腐蚀坑，表面主裂纹优先通过这些腐蚀坑扩展。
Plenty of oxidation etching pits are found on the surface of the specimen after the thermal fatigue test, and the surface principal crack is prone to propagate through these etching pits.
经过实验验证得出：普通铣削的切削力、冲击过大不能用于水轮机叶片坑内修复，但可以进一步研究高速铣削的应用可行性。
Based on the experiment it got the following conclusions: Normal milling can not be applied to turbine blase on site maintaining for its too strong forces and wallop.
据此设计了混凝土中的炸坑效应缩比实验，并利用某原型实验进行了验证。
The simulative experiments of cratering effects were designed in concrete, and approved by the real warhead experiments.
据此设计了混凝土中的炸坑效应缩比实验，并利用某原型实验进行了验证。
The simulative experiments of cratering effects were designed in concrete, and approved by the real warhead experiments.
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