老师点了点头把Vishal抱回地上，他无精打采的坐在一副七巧板前。
The teacher nods and puts Vishal back on the floor, where he sits listlessly before a jigsaw puzzle.
对整片折板钢板剪力墙在反复荷载下滞回性能进行研究，得到了折板钢板剪力墙极限承载力、延性和滞回性能。
Through the research of corrugated steel shear wall in repeated load, the ultimate load-carrying capacity and hysteresis property is found.
介绍一种由多层平面螺旋线圈和印刷线路连接板构成绕组的新颖回扫变压器。
Presented is a novel Fly Back Transformer formed with multilayer plane spiral coils and connecting PCBs and its assembly technology.
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