查询词典 by-pass pipe

The taper of the pipe screws has notable influence on the loading distribution along screws, so it is possible to improve load-bearing capacity of the screw coupling by selecting a suitable taper.

文中采用虚拟接触载荷法和位移法研究了螺纹管连接中螺纹齿根部带半椭圆表面裂纹时应力强度因子的计算，在此基础上，提出了螺纹连接简化计算模型。

Beneficial conclusions are achieved by analyzing the two important factors (in-put and out-put pipe diameter, coal ball mill fill ratio) influencing the inner flow field.

通过研究磨煤机的填充率和进出口管道口径的大小，对其内部气相流场的运动规律有一定认识。

This thesis researches the conce ntration distribution of pulverized coal in primary air pipe by means of computa tional fluid dynamicls.

本文 采用CFD数值计算的方法来研究煤粉锅炉一次风管中煤粉浓度的分布。

Combining the characteristics of furnace with doughnut-shaped steel pipe this article gives us the introduction that by using the fuzzy PID technology, simulate technology of computer, communication technology of network and spot bus technology and adopting Siemens S7-300 and Wincc software can realize the automation control of furnace's temperature to reduce energy consumption and cut down combustion of base tube.

本文结合钢管环形加热炉的特点，运用模糊PID技术、计算机仿真技术、网络通讯技术、现场总线等技术，采用西门子S7-300PLC和西门子WinCC上位机软件，以降低能耗和减少管坯烧损为目的实现环形加热炉的炉温自动化控制。

This paper discusses that only by settling the problems of system selection, spraying head selection and proper disposition, pipe net disposition , warning valve installment, steady voltage of system, protection of automatic water-spraying fire extinguishing system as well as protection of fire fighting curtain can we make it play its roles better.

论述了只有在自动喷水灭火系统方面解决好系统的选型、喷头选型与合理布置、管网布置、报警阀设置、系统稳压、自喷灭火系统保护面以及关于防火卷帘的保护等问题，才能更好地让它为我们发挥作用。

I is the modernization of private enterprises, a leading national institution-building, with first-class domestic advanced nodular centrifugal casting technology and the domestic rare new equipment, major equipment hot air cupola, molding machine, rotary Taiwan machine, tube cutting machine, cutting machine and hydraulic press, etc. The main products such as centrifugal cast iron pipe Ductile Iron Castings, an annual production capacity of 15,000 tons, the companys products by the most advanced laboratory and testing equipment inspected before sale, the company produces centrifugal ductile iron parts with the main strength, high elongation, engage in corrosion, anti-earthquake performance excellence.

公司是现代化民营企业，体制建设领先全国，拥有国内先进一流的离心球墨铸造技术和国内少有的新型设备，主要设备有热风冲天炉、造型机、旋台机、掏管机、切割机和水压机等，主要产品为铸铁管等各种离心球墨铸铁件，年生产能力为15000吨，本公司产品经国内最先进的化验和检测设备检验合格，然后上市销售，本公司生产的离心球墨铸铁件具有主强度，高延伸率，搞腐蚀，抗地震等优异性能。

Especially for the fluid containing sand, cutting may damage the sealing surface 5, soft sealing gate valve of the operating temperature limits by the valve seal material good throttle control when needed (such as control valves or bypass pipe had a small vent), the cut-off valve is the most appropriate valve.

尤其对于含有砂的流体，节流会损坏密封表面 5、软密封闸阀的操作温度受密封材料的限制截止阀当需要好的节流控制（如控制阀的旁通管路或有小的排气孔）时，截止阀是最合适的球阀。

Especially for the fluid containing sand, cutting may damage the sealing surface 5, soft sealing gate valve of the operating temperature limits by sealing material Valve When the need for good throttle Cast Gate, Globe, Check Valves control (such as control valves or bypass pipe had a small vent), the stop valve is the most appropriate Ball When the operating temperature between-29oC to 200oC, most manual valve suitable for hydrocarbon and utility systems operations, the use of the ball at 100oC above, applications should be carefully considered when the temperature of the soft sealing material limit should be more than 100oC.

尤其对于含有砂的流体，旋塞阀节流会损坏密封表面5、软密封闸阀的操作温度受密封材料的限制截止阀当需要好的节流控制（如控制阀的旁通管路或有小的排气孔）时，截止阀是最合适的球阀当操作温度在-29oC至200oC之间时，大部分手动球阀适应于烃及公用系统的作业中，在100oC以上使用的球阀，应用时要仔细考虑软密封材料的温度限制应该在100oC以上。

At the same time,dye liquor is absorbed by stainless steel centrifuge from the front of main cylinder bottom to the spraying pipe,which let the dye liquor circuate sufficiently in the machine through homogeneous spraying,thus reaching the optimzed dyeing effect.

同时，不锈钢离心泵将染液从主缸底部抽吸到喷淋管，四根喷淋管均匀的喷射使染液在机内充分循环，从而达到最佳的染色效果。

At the same time,dye liquor is absorbed by stainless steel centrifuge from the front of main cylinder bottom to the spraying pipe,which let the dye liquor circuate suffciently in the machine through homogeneous spraying,thus reaching the optimzed dyeing effect.

同时，不锈钢离心泵将染液从主缸底部抽吸到喷淋管，四根喷淋管均匀的喷射使染液在机内充分循环，从而达到最佳的染色效果。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐