它将要进入位于地球上空217英里(合350公里)处的轨道,使用特制相机来调查中国的农业用地,并将展开实验以在零重力下制造水晶。
It is to move into an orbit 217 miles (350 kilometers) above Earth and conduct surveys of Chinese farmland using special cameras, along with experiments involving growing crystals in zero gravity.
室内实验表明,该堵剂可使岩心堵塞率达到90%以上,用地层水长时间冲刷后,渗透率恢复值在85%以上。
Laboratory test shows that core plugging rate by using the agent is over 90%, recovered rate of permeability is over 85% after washing with water for a long period of time.
利用地震振动台对大跨预应力混凝土井式梁空间框架结构的抗震性能进行了实验研究。
The shaking table test was conducted to gain an insight into the earthquake resistant performance of a large-span prestressed concrete grillage girder space frame structure.
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