查询词典 screw

The company specially produces screws and molten-rubber cylinders for homemade and imported 30-20000 gram plastic injection machines,15-300mm single screw extruders,30-130mm tapered and parallel double screw extruders rubber machinery,petroleum machinery,etc.using quality steel 38CrMoAlA,all products accord with the national standards after the treatment of structural improvement,nitriding,grinding, and polishing,.

本厂专业制造系列螺杆、熔胶筒产品适用于国产、进口的30-20000克注塑机，15-300mm单螺杆挤出机、30-130mm锥形，平行双螺杆挤出机及橡胶机械、化织机、石油机械等。采用优质钢材38CrM。 ALA，产品经过调质、定性、氮化、精磨、抛光等工艺精良制造，可达到国际级标准。

Mainly introduced the main point of manufacture technique for screw and barrel as the key parts of single screw plastic extruder,as well as cautions for two kinds of components in the daily use and the service maintenance in order to reduce maintenance time and enhance labor productivity for the consumers.

叙述了单螺杆塑料挤出机中的关键件螺杆和机筒的机械制造工艺方法的要点，以及两种零件在机器的日常使用和维修保养中的一些注意事项，使用户在使用机器时能减少维修时间，提高劳动生产率。

BACKGROUND: Thoracic pedicle screw technique has been widely used in recent years, so the pedicle screw system plays a more key role in the treatment of idiopathic scoliosis.

学术背景：近些年来胸段置入椎弓根钉技术广泛普及，使得椎弓根钉系统在治疗特发性脊柱侧凸中起到越来越关键的作用。

For screw extruder,the poor solid relay capicility is leading to the major inefficiency of ordinary screw extruder.The key of improving the output of exturder is to improve the solid relay capicility.

在螺杆挤压机中，固体输送效率低是造成普通螺杆生产能力低的主要原因，提出提高挤压机的固体输送能力的措施，从而提高挤压机产量，降低了能耗。

Based on the first-class technology and management conception originated from WALKER Druckluft-Technik, Wuxi Woyo Superdo Compressor Co.,Ltd. adopts German original-packaged screw mainframes and key components. It has also established its own standard operation procedure. Its WOYO SUPERDO screw air compressors are favorably competitive in the world market.

五洋赛德合资公司秉承德国一流螺杆空压机技术和管理理念，采用德国原装螺杆主机及关键零部件，并建立各岗位标准作业程序，WOYO SUPDO五洋赛德牌螺杆空压机完全可与世界著名的空压机品牌媲美。

This paper analyse the influence on the torque and pre-tight forceof bolt, which is caused by the changing of friction factor, because the adhesiveagent is used in screw joint, and present some questions which must be noticedin screw joint when adhesive agent is used.

本文分析了螺纹连接中，使用粘接剂而引起摩擦系数的变化对螺栓拧紧力矩和预紧力的影响，提出了在螺纹连接中，使用粘接剂应注意的问题。

This resolves the conflict raised above, guarantees that the screw turning taking ordinary screw joint occurs.

这样不离处置了上背提不入的和解，既可包管丝杠转不静，又可制止别致丝杠呈现的间隙不差错。

Screw joint structure is n basic device mostly used in aerospacecrafts. The reliability of screw joint structure has a direct effect on the success flight of aerospacecrafts.

螺纹连接结构作为航天型号大量使用的基本结构，其可靠性事关航天型号的成败。

G Single-Screw Pumps is an enclosed screw pump with inner gearing, a kind of rotor positive-displacement pump. As this kind of pump is characterized by being adaptable for the medium, stable flow, good suction performance and small pressure pulsation, it can transfer very viscous media or those containing hard suspended or solid grains or fiber apart from various flowing media. Besides, it boasts good adjusting performance, wide range and high efficiency. Therefore it is widely applied in various industries like environmental protection, shipping, petroleum, pharmacy, household chemical, food, brewage, construction, mining, chemistry, printing, paper making, power plants and boilers.

上海帕特泵业制造有限公司的G 型单螺杆泵是一种内啮合的密闭式螺杆泵，属转子式容积泵，由于这种对介质的适应性强，流动平稳，吸入性能好，压力脉动小，除可以输送各种可流动的介质外，还可以输送高粘稠介质、含有硬质悬浮颗粒或固体颗粒的介质、含有纤维的介质，调节性能好，范围宽，效率高，因此，在环境保护、船舶、石油、医药、日化、食品、酿造、建筑、采矿、化学、印刷、造纸、电厂、锅炉等各种行业得到广泛应用。

G Single-Screw Pumps is an enclosed screw pump with inner gearing, a kind of rotor positive-displacement pump. As this kind of pump is characterized by being adaptable for the medium, stable flow, good suction performance and small pressure pulsation, it can transfer very viscous media or those containing hard suspended or solid grains or fiber apart from various flowing media. Besides, it boasts good adjusting performance, wide range and high efficiency. Therefore it is widely applied in various industries like environmental protection, shipping, petroleum, pharmacy, household chemical, food, brewage, construction, mining, chemistry, printing, paper making, power plants and boilers.

上海帕特泵业制造有限公司产生的 G 型单螺杆泵是一种内啮合的密闭式螺杆泵，属转子式容积泵，由于这种对介质的适应性强，流动平稳，吸入性能好，压力脉动小，除可以输送各种可流动的介质外，还可以输送高粘稠介质、含有硬质悬浮颗粒或固体颗粒的介质、含有纤维的介质，调节性能好，范围宽，效率高，因此，在环境保护、船舶、石油、医药、日化、食品、酿造、建筑、采矿、化学、印刷、造纸、电厂、锅炉等各种行业得到广泛应用。

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