a propeller with several angled blades that rotates to push against water or air

ztj series of screw propeller are used as cycle stirring devices for lying pulp and paper making industry to keep fiber in suspension and also well-distributed.

ztj系列螺旋桨是推进器用于制浆造纸工业作为卧式浆池的循环搅拌装置。以使纤维保持悬浮状态，保持纸浆的组成部分在浆料中均匀分布。

the measurement of screw propeller is an important procedure in its manufacture.

螺旋桨的测量是其制造过程中一个很重要的工序。

it is easy to adapt to the stirling engine boat, but the propulsive force is lower than that of the screw propeller .

人们很容易适应斯特林发动机船，但推进力是低于螺旋桨。

special shape fiber winding to screw propeller hub splint of helicopter was analyzed.

针对某直升机尾桨叶梁的异型缠绕进行分析。

the screw propeller which is used by ships abroad is one typical application of ejecting mode because it is easy to manufacture and install and is reliable .

目前广泛应用于船舶驱动的螺旋桨实际上是射流方式的一种具体应用。

an on-line measurement system of screw propeller for for special lathe-mill nc machine with seven-five axis is developed.

在上述研究成果和有关理论的基础上，开发了面向七轴五联动数控加工的大型螺旋桨在线测量软件系统。

the screw propeller is very efficient for push water.

在螺旋桨是非常有效的推水。

the strength calculation formula of the screw propeller under the action of centrifugal force was obtained through multivariate fitting.

经多变量拟合，得到了离心力作用下螺旋推进器的强度计算公式。

the invention relates to a screw propeller, which can be used as ship propulsion screw propeller and in other similar application occasion, comprising several blades (1);

本发明是一种既可用作船舶推进螺旋桨，又可用作其他类似的应用场合的螺旋桨。

screw propeller theory is then used to calculate the axial thrust and to analyze factors that influence the thrust.

讨论了各种因素对轴向水推力的影响，包括各项推力系数的选取和修正。

also let us adjust the size or pitch of the screw propeller , then try to get high-speed running.

也让我们调整大小或摊位的螺旋桨，然后尝试获得高速运行。

usually, the fullest efficiency of screw propeller is 75% with the rest energy lost in the way of whirlpool.

通常螺旋推进器最大效率为75％，其余的能量以漩涡的形式损失。