Russia, which has dispatched its navy in search of the missing vessel, says the ship is still missing.
派遣海军对失踪船只进行搜查的俄罗斯方面表示该船仍然失踪。
2
In this paper, the search game models of the naval vessel submarine antagonistic is set up with the method of the game theory and the knowledge of the search theory.
使用对策论的观点和方法，结合搜索论的知识，建立了一类舰-潜对抗搜索对策模型。
3
According to penetration data required from test, this paper has finished the test re search that welding groove types and dimensions of pressure vessel effect the SAW's penetration.