1·The propeller blade has been mounted.
推进器的叶片已经安装好了。
2·The propeller blade is powered by a diesel engine.
螺旋桨叶由柴油发动机驱动。
3·By the machining process planning, the machining working procedure of propeller blade is come true.
按照大型舰船用螺旋桨的数控加工工艺要求，制定了叶片的加工工序。
4·By using an objective curve and several propeller blade-angles, 10 flight states of aircraft are simulated.
这个方法用一条目标曲线，几个螺旋桨桨叶角，模拟了飞机的10个飞行状态。
5·The effects of grinding parameters on surface roughness of Marine propeller blade were studied by using orthogonal test.
通过正交试验研究了磨削参数对船用螺旋桨叶片表面粗糙度的影响。
6·The unsteady pressure distribution on the propeller blade surface by the present program are in satisfactory agreement with experimental data.
桨叶表面非定常压力分布的计算结果与测试结果的比较表明，本文的预报结果令人满意。
7·A part or surface, such as a wing, propeller blade, or rudder, whose shape and orientation control stability, direction, lift, thrust, or propulsion.
翼剖面；机翼；翼面一个部件或平面，如机翼、螺旋桨叶、方向舵等，其形状或方位控制稳定性、方向、抬升、冲击或驱动。
8·The optimum distribution of circulation on a marine propeller blade is numerically determined by using the lift_line vortex model and variational calculus.
利用螺旋的升力线模型和变分法原理对螺旋桨叶片环量分布进行了数值优化。
9·The NTSB found that the flight crew would have been unable to perceive any problem with the airplane until the propeller blade Angle was between 24 and 26 degrees.
NTSB发现机组人员都已无法感知飞机的任何问题，直到螺旋桨叶片角度为24度和26度之间。
10·This paper sets the theoretical and numerical method predicting the unsteady pressure distribution on the propeller blade surface by using perturbation potential based on surface panel method.
本文建立了扰动速度势面元法预报螺旋桨表面非定常压力分布的理论和数值方法。