我船是单螺旋桨还是双螺旋桨船？
但我也知道，它们这些笨拙的海洋生物经常被船的螺旋桨划伤，或卷入捕蟹器中。
But I also knew how common it was for these lumbering giants to be gashed by boat propellers or entangled in crab traps.
这些海上勇士，将酸臭的黄油掷向日本船只的甲板，用船索缠住日本船只的螺旋桨，甚而欲对捕鲸船船长遂行公民逮捕之责。
The ocean warriors hurl rancid butter on Japanese decks, use warps to foul propellers and attempt citizen's arrests of the whaling captains.
我们船有固定螺距螺旋桨。
我们船有可变螺距螺旋桨。
我船是双螺旋桨。
它们有的像风车，有的像关动物的笼子，还有的像船用螺旋桨。
我船是单螺旋桨。
渔具缠住我船的螺旋桨。
气垫船下面是一个空气箱，里面装有一个与地面平行的大螺旋桨。
Under the air car is an air chamber with a large propeller parallel to the ground.
快速性良好的船舶应使得船、主机和螺旋桨之间的性能综合匹配。
To a ship with good speediness, the performances of ship, main engine, and propeller must match each other.
该船的主机为单作用，二冲程，带涡轮增压器的十字头柴油发动机，并且螺旋桨为定距桨。
The vessel to be propelled by a single-acting two stroke supercharged cross head Diesel engine, acting to a fixed pitch propeller .
本文根据某船螺旋桨的噪声测量和激振试验结果，描述了螺旋桨鸣音的特点和产生鸣音的机理。
Peculiarities and mechanism of propeller singing are described based on results of acoustic measurements and vibration excitation tests of a Marine propeller.
今天刚刚上班，小徒弟跑过来：师父今天我看到船台的那条快下水的船很奇怪，好好的螺旋桨又是打砂又是喷漆。
Todaywhen I just to begin the work, the small disciple come to ask me: master, I sawthe berth of the quick launching ship is very strange, the good propeller is sandingand painting.
并通过模型试验进一步证实该船振动的成因主要是由于螺旋桨在不均匀流场中运转时产生的激振力所致。
It is verified by means of model test that the ship vibration is caused by the propeller-excited force, which is generated by the propeller running in the non-uniform stern flow field.
不对称尾鳍是安装在单桨船螺旋桨前方艉柱上的一种节能装置。
The asymmetrical skeg is an energy-saving unit which is fixed on the sternpost forward of the propeller on a single screw ship.
人们很容易适应斯特林发动机船，但推进力是低于螺旋桨。
It is easy to adapt to the Stirling engine boat, but the propulsive force is lower than that of the screw propeller.
以螺旋桨推进为例，介绍“船-桨-机”匹配的目的、思路、步骤和方法。
A Marine propeller propulsion system was first analyzed to describe the objective, clew, and procedure for hull-propeller-engine matching.
机动船的螺旋桨滑计算器请使用这个计算器计算出所有参数间距，齿轮比，转速，速度和防滑方面。
Propeller slip calculator for powerboats Please use this calculator to figure out all parameters in regard to pitch, gear ratio, RPM, speed and slip.
另一个安装在船后部的螺旋桨是用来驾驶船的。
The other propeller, placed at the rear of the craft, steers it.
我们船有可变螺距螺旋桨。
我船螺旋桨有问题。
船用螺旋桨是一类典型的自由曲面零件，它的设计和制造精度直接决定了其推进效率。
Marine propeller is a type of free form surface part. Its design and manufacture precision decide ship's thrust efficiency directly.
本文扼要地介绍了高速船螺旋桨设计中碰到的螺旋桨选型问题、相互作用系数选取问题以及某些图谱和经验公式的应用。
This paper concisely describes the selection of propeller type and interaction coefficients for high speed, and gives the application of some diagrams and empirical formulas.
通过无量纲分析船模螺旋桨噪声可以预报实船的螺旋桨噪声。
Ship propeller noise can be predicted by non-dimensional analysis of ship model propeller noise.
建议在多工况船的螺旋桨设计中采用二档变转速推进方式。
Therefore, it is recommended to adopt the two-step change-speed propeller in the tug design.
船舵和螺旋桨操控船的方向并使船移动。
实船试验表明，该合金螺旋桨比铜合金螺旋桨噪声有较大幅度降低。
Ship sailing tests show the propellers made of this alloy have much lover noise than copper alloy propellers.
主要是因为现在还没有普遍适用的船用螺旋桨的设计和绘图方法。
But even by now, the design and drawing of propellers is difficult for there is not a widespread applicable method.
主要是因为现在还没有普遍适用的船用螺旋桨的设计和绘图方法。
But even by now, the design and drawing of propellers is difficult for there is not a widespread applicable method.
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