... 洛克比空难 pan am flight 103 耗损成空壳wear hollow 耗损空壳 wear hollow ...
双语例句
1
Evolutional rule of wear trace wavelength and wave hollow from calculation of boundary layer parameter are deduced. A new thread of researches in erosion wear is provided.
通过对边界层参数的计算推论磨痕波长和波深演变规律，提出了冲蚀磨损机理新的研究思路。
2
This product winds the coil for the motor, form rule, hollow inside, the side has grooves, it requires it is able to bear all, able to bear chemistry and corroded, wear-resisting.