查询词典 pipe-rack

Enlightened by the study of leak detection and location for tree-like gas pipe network, this paper raises a new method, which is based on wavelet analysis, pattern recognition and neural network to detect and locate the leakage for ring-like pipe network.

在枝状管网泄漏检测的研究基础上，本文提出了基于小波分析、模式识别和神经网络思想为一体的环状管网泄漏检测及定位方法。

The main products are various brands, a variety of aluminum tubes and the, Zi Tongguan, yellow brass, products used in refrigeration, warming system of copper pipes, electric heating pipe materials, water-car - Trachea, sanitary ware, machinery, electric furnace, chemicals, such as pipe.

主要产品有各种牌号，各种规格的铝管及铝合金管、紫铜管、黄铜管，产品用于制冷、制暖铜水管、电热管材料、汽车通水通气管，卫生洁具、机械、电炉、化工管材等。

The water-repellent materials and the technology processes applied for pipe at the joint are brought up,and the reasonable suggestions to decrease the resistance of pipe are put forward.

提出适用于PCCP管道接头间隙的止水材料和工艺方法及合理的减阻措施。

This method for improving the rate of shipment, the rate of rearing and the index of productivity as a comprehensive evaluation each of poultry and breeding hen comprises feeding cattle, especially poultry and breeding hen with drinking water disinfected by chlorine dioxide and a chlorine dioxide agent and pouring disinfected water into a distribution water pipe so as to suppress formation of fur composed of lump of microorganism membrane, microorganism and its product each in the inner wall of the pipe.

提供一种明显改善运装速度，培养速度和生产率指数作为每头牛的综合评价方法，此法改进装运速度，培养速度，生产力指数作为每种家禽和生鸡鸡包括母牛，尤其是家禽和生蛋鸡饮用二氧化氯和二氧化氯剂消毒了的饮用水，灌注消毒水进入分配水管，以便压制微生肠膜和微生物在管壁内形成的软毛块。

Inside wall steel pipe after tidy up again use to gather the ethylene as lining material to melt to revolve to model a craft to process with the heat but become, make lining material and metals steel intertexture hot to merge into an integral whole, firmly gather knot in wall inside the piping after cool off, so then can batch quantity produce plastics compound steel pipe.

内壁清理后的钢管再用聚乙烯为衬里材料用热融旋转成型工艺加工而成，使衬里材料与金属钢交织热融为一体，冷却后牢固地聚结在管道内壁，这样便可批量生产衬塑复合钢管。

The concentric tapered pipe/reducing socket is advantageous to the fluid flow, in changes the diameter time is small to the fluid fluid state's disturbance, therefore the gas and vertical mobility's liquid pipeline use concentric tapered pipe changes a diameter.

同心异径管/大小头有利于流体流动，在变径的时候对流体流态的干扰较小，因此气体和垂直流动的液体管道使用同心异径管变径。

Chenhui Pipe Casting Co.,Ltd,A LEADING ENTERPRESE OF cHINA PIPE INDUSTRY,PRODUCES VARIETIES OF HIGH QUALITY CENTRIFUGAL DUCTILE CASTIRON PIPES,WITH A TOTAL OUTPUT OF 180M000 TONS.

山西省晋城市晨晖管业有限公司是崛起于中国铸管行业的一支劲旅。主要致力于各种规格的高品质离心球墨铸铁管的大规模生产，年生产能力18万吨。

Chenhui Pipe Casting Co.,Ltd,A LEADING ENTERPRESE OF cHINA PIPE INDUSTRY,PRODUCES VARIETIES OF HIGH QUALITY CENTRIFUGAL DUCTILE CASTIRON PIPES,WITH A TOTAL OUTPUT OF 180M000 TONS.

主要致力于各种规格的高品质离心球墨铸铁管的大规模生产，年生产能力18万吨。

Broken down as follows according to material pipeline: First, tetrafluoroethylene and composite pipe: lining for tetrafluoroethylene hose, weaving between fiber entanglement for enhanced layer, the outer layer is a protective layer, good flexibility, anti-oil permeability (0.2mg / sq m), temperature reached -60 C - 200 C, resistant to acid, alkali, solvent corrosion, voltage 0.5 - 50MPa, and processing of "Teflon""PTFE bellows" and a variety of high-pressure composite pipe.

一、四氟乙烯及复合管：内层为四氟乙烯软管，中间为纤维编织缠绕增强层，外层是防护层，柔韧性好，抗油渗透性（0.2mg/平方米，耐温达-60°C--200°C，耐强酸、碱、溶剂腐蚀，耐压0.5--50MPa，并加工&铁氟龙&&四氟波纹管&及各种高压复合管。

According to the surveyed coordinate of steel pipe circle, the adjustment of condition equations and the position of circumferences points is studied, the choice of the pipe circle points position are analyzed and experimented for the influence to precision.

根据钢护筒圆周上的测点坐标，研究了附参数的条件平差法计算护筒中心，实验并分析了护筒上测点位置选择对精度的影响。

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