低速前进的英文

• easy ahead

• 低速:    low speed; low velocity
• 前进:    advance; go forward; forge a ...
• 半速前进:    h ahd
• 飞速前进:    burn the wind
• 高速前进:    advance at high speed

例句与用法

1. In this paper , a theoretical investigation of the drag reduction for underwater submarine by riblet biomimetic non - smooth surface and microbubble carried out , the prime mechanism of two drag reduction technology is open out , and provide theoretical foundation for engineering , which proved efficiency of thruster
   粘性摩擦阻力在低速前进时对航行器的阻力起主导作用,而在高速航行时压差阻力是主要的,因此在设计当中综合考虑了两方面因素,使表面结构具有双重减阻特性。