查询词典 screw

Therefore, pilot study on the simulation system of conical twin-screw extruder has practical and historic significance.

因此，开展锥形双螺杆挤出过程仿真系统的初步研究具有重要的现实意义和历史意义。

Screw pump ; engagement ; conjugate line pattern

螺杆泵；啮合；共轭线型

Consequentially, there is demand to reduce temperature variation in the entire machine, not just the screw shaft, in order to prevent adverse effects on precision.

因而，有需求，减少温度变化对整个机器，而不是仅仅是螺旋轴，以防止对精度的不利影响。

In chapter four, in order to study the micro-process of the compress of the high speed oil-free twin screw compressor, a mathematical model is built based on the conservation of mass and the first principle of thermodynamics.

第四章为了深入研究无油双螺杆压缩机的微观工作过程，以质量守恒定律和热力学第一定律为基础，建立了双螺杆工作过程的数学模型。

Combination with continuous feed screw geometry.

连续喂料，最好同连续喂料挤出机螺杆组合共同安装。

For material that is difficult to convey, screw conveyer is a good choice.

对于输送比较困难的物料，螺旋输送机则是最好的解决方法。

I have strong technology company, has a screw conveyor in the manufacture of many years of experience.

我公司技术实力雄厚，在制造螺旋输送机方面有着多年的经验。

So it is significant to analyze the strength, deformation and vibration of screw conveyor.

对其进行强度、变形和振动分析，具有重要的工程实际意义。

Lost of a little tiny pen corrector or screw drivers may scratch your head off when you looking for them.

遗失的钢笔校正或有点小小的螺丝司机可能抓伤你的头，当你找过他们。

But the working condition of the screw pump is so rigorous that the ordinary rubber could not fulfill the requirement of the terrible working condition such as high temperature,high pressure,long working hours,corrodent,seasonal stress and so on.

但采油螺杆泵工作条件十分苛刻，如高温、高压、工作时间长、磨蚀性介质、周期性挤压力等等，传统的定子橡胶已临近其性能极限。本文主要讨论纳米CaCO3和PVC树脂对丁腈橡胶的改性效果，综合提高丁腈橡胶的强度、耐油、耐磨等性能，通过改性使得丁腈橡胶能够满足采油螺杆泵定子材料的性能要求。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷