查询词典 pipe column

Waste draining pipe, offlet or drain pipe should be connected to the main pipe; each pipe should connect two valves with the most possible short valve-to-valve pipe length.

9.7.4水冷壁下联箱、省煤器进只联箱、过热器联箱、再热器联箱、蒸汽管和给水管的最低点等可能有沉淀物或积水处，应装设排污阀、放水阀或疏水阀。

Waste draining pipe,offlet or drain pipe should be connected to the main pipe; each pipe should connect two valves with the most possible short valve-to-valve pipe length.

9.7.4水冷壁下联箱、省煤器进只联箱、过热器联箱、再热器联箱、蒸汽管和给水管的最低点等可能有沉淀物或积水处，应装设排污阀、放水阀或常州导热油锅炉阀。

Then the flow in the curved pipe and reducing pipe was simulated through using CFD software, know that fluid passing curved pipe, reducing pipe can form secondary flow, vortex shedding, circumfluence, occur separation of boundary layer and periodic circulation flow, make the fluid pulsant, then cause the pipe vibrancy.

然后再应用通用CFD软件对具有弯曲和变径的热风炉管内流场进行模拟，得到当流体流过弯管、文氏管后形成了二次流、环流，并发生边界层分离和周期性旋涡脱落，它们会使后面的管流处于脉动状态，脉动状态的流体在管内流动时，会引起管道系统产生振动。

Abundant supply companies, transport facilities, mainly engaged in the production structure of the steel pipe, large diameter side tubes, thick-walled tubes, fluid tubes, in the low-pressure boiler pipe, blast pipe, fertilizer and petroleum cracking tube dedicated pipe, ship tube, electricity use imports of high-pressure alloy pipe and tube, such as various welded varieties you can buy over the past few years has grown in strength and size of enterprise and high-quality products that win the majority of customers trust our company with excellent products, superior services and reasonable the price of the service of our customers.

公司货源充足，交通便利，主要经营各钢厂生产的结构管，大口径方管、厚壁管、流体管、中低压锅炉管、高炉管、化肥专用管和石油裂化管、船舶管、电力用管以及进口高压合金管各种焊管等多个品种任你选购，几年来企业规模不断发展壮大，并以优质的产品赢得了广大客户的信赖本公司以卓越的产品，一流的服务，合理的价格服务于广大客户。

Professional production and sale of "a relaxation" brand various types of cloth hose, the main varieties: cloth pipes, air pipes, pipelines, transmission of acid-base tubes, steam pipes, pipe sand blasting, cement injection tube, lose food pipe, Oil hot food pipe, bridge hole system pipes, to attract pipe, oil heat pipe.

专业生产，销售&创驰&牌各类夹布胶管，主要品种：夹布输水管，空气管，输油管，输酸碱管，蒸汽管，喷砂管，水泥喷射管，输食品管，油热食品管，桥梁制孔管，吸引管，耐油热管。

At present the company's products have been the formation of series production, including electric air conditioner pipe, electric water heaters heat pipes, oil-filled heaters (Oil-filled Electric Radiator) heat pipe, dry pipe,heating plate, boiler heat pipe, heat pipe fittings, etc., series, products widely used in air conditioners, electric water heater, furnace oil-filled heater, oven, microwave ovens, washing machines, dishwashers,, drinking fountains , bread and other types of heating appliances charged Products.

目前公司的产品已形成系列化生产，主要包括空调器电热管、电热水器发热管、充油炉发热管、干烧管、电灶发热盘、水煲发热管、洁具发热管等七大系列，产品广泛应用于空调器、电热水器、充油炉电暖器、烤炉、微波炉、洗衣机、洗碗机、电灶、饮水机、面包机等各类带电加热类的家电产品。

The seventh series of products are pipes, mainly include high-accuracy declinator pipe, water-level pipe, settlement pipe, bellows, grout pipe, grout nozzle, injecting pipe, gasket ring, settlement mark and slit ball.

第七大系列产品为管材。主要有高精度测斜管、水位管、沉降管、波纹管、注浆管及喷浆头、喷浆管、密封圈、沉降标、泥球。

In order to improve the quality of "Xintongda" brand hot-galvanize series products and guarantee to carry out the latest national standard of GB3640-88 and GB/T2518-88, in Beijing and Guangzhou, we have invested large quantity of funds to introduce American Sendzimir hot-galvanize production line to manufacture "Xintongda" brand hot-galvanize series, including hot-galvanize braiding pipe, square pipe, rectangle pipe, circular pipe, wire pipe, electric cable bridge truss, C-steel and strip steel, etc. The products have enjoyed a good reputation for their best quality, various varieties and considerate after-service.

为提高&新通达&牌热镀锌系列的品质，保证产品严格执行GB3640-88和GB/T2518-88最新国家标准，在北京，广州等科研单位的协助下，我们又投入了大量资金，引进了美国森吉米尔热镀锌生产线，从而使热镀锌穿线管，方型管，矩形管，圆形管，线槽，电缆桥架，C型钢及带钢等&新通达&牌热镀锌系列的质量更保证，品质更超群，品种更繁多。

The results indicated that the axial velocity distribution of the mixture was a parabola-like curve along the radius and the change of the velocity was larger in the region within 0%～25% of the pipe width (about 15 mm) from the pipe walls, but smaller in other positions. The vortex changed greatly in the region within 0%～16.7% of the pipe width (about 10 mm) from the pipe walls and then decreased gradually to zero at the pipe center.

结果表明，混合颗粒的轴向速度呈类似抛物线状分布，在靠近管壁约0%～25%管宽范围内，即在试验装置距管壁约15 mm范围内，轴向速度变化较大，其他位置处变化较小；涡量在靠近管壁约0%～16.7%管宽范围内，即在试验装置距管壁约10 mm范围之内变化明显，从距离管壁10 mm到竖直管中心涡量逐渐减小到接近为零。

In this paper, through the practice of solving roll marks on steel pipe, on spiral welded pipe of N820 in the steel pipe factory of Shengli oil-field ManagEment, the reason of roll marks occurence on steel pipe was primarily analysized, and some measures to reduce the roll barks of pipe are put up.

通过在胜利石油管理局钢管厂820螺旋焊管机组上解决钢管压痕问题的生产实践，对管体压痕产生的原因进行了初步分析，并提出减轻钢管压痕的一些具体措施。

There are different types of personal loans available.

有许多不同类型的个人贷款优惠。

The above mentioned teaching model of spiral rising can be used to avoid rigidness in teaching.

上述螺旋式上升的教学模式，可以避免教学形成模式後的僵化现象。