- 推荐网络例句
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Based on geometry characteristic of the nozzle and the main factor in the procedure of the thermal analysis, the axial symmetry FEM model is established and the temperature distribution of the nozzle is evaluated.
考虑了喷管的几何特性和热分析过程中的主要因素，建立起轴对称的有限元计算模型，计算了喉衬组件与扩张段结构的瞬态温度场。
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A universal rewinder with advanced technology, high production, high performance and low noise.
技术先进的高速、高产量、高性能、低噪音的通用型松筒络筒机。
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Orion was low in the west after sunset last spring, and, in early summer, this constellation was behind the sun as seen from Earth. Orion only returned to visibility in Earth's sky about a month ago. See our July 29 sky chart.
在去年的春季，猎户星座在太阳下山前处于西方的底部，在初夏的时候，从地球上望过去，这个星座处于太阳的后面，仅仅一个月左右，猎户星座就回到地球的天空了(请看我们7/29的天空图)。
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