some measures improving the longitudinal and lateral stabilities of combat aircraft with strake wing configuration are discussed.
对边条机翼布局战斗机的纵、横向稳定性改进措施进行了研究。
the valve is driven directly by a large strake multilayer piezoelectric stack, its displacement actuates the power cascade spool after amplification by a lever mechanism.
该阀采用大行程的压电叠堆作为驱动元件,经杠桿放大后的位移直接驱动功率级滑阀。
but temporary access openings to be provided as few as possible and not permitted on sheer strake and stringer strake.
应尽可能少地开临时出入孔并且禁止在舷顶列板和甲板边板上开孔。
a safe and feasible construction scheme is put forward for ship strengthened by doubler strake and its later repair.
对需要用复板条加强的船舶及其以后的修理工作提供了一个安全可行的施工方案。
an experimental study of the effects of the twin vertical fins position and twist strake wing on a fighter aerodynamic characteristics was performed in the wind tunnel.
针对边条弯扭及改变双立尾展向位置对全机纵横向气动特性的影响进行了试验研究。
pressure and velocity fields of spatial cross section on an aircraft model with strake wing and double vertical tails were measured using a seven hole probe.
采用七孔探针对一种边条翼双垂尾布局的飞机模型进行了空间压力场和速度场的测量。
the maximum lift coefficient could be raised by 30%. it has been shown that moving surface is an excellent technique to control separated flow over the strake wing.
结果表明,在这种机翼上转动前缘对控制分离是有效的,升力增量最大可达30%。
in addition, wave forces of heave motion are more apparently influenced by helical strake than surge and pitch motion.
与纵蕩和纵摇相比,垂蕩运动的幅值和所受波浪力所受影响更显着;