The spray pipe is a ring hollow pipe body, and the through spray orifices are alternatively distributed around the spray pipe.
所说的喷管为环形中空管体，贯通的喷孔沿喷管的圆周间隔分布。
The sanitary clearer has the advantage that only the original solid draw rod needs to be substituted by the hollow pipe, and the purpose of water saving can be achieved.
只需将原有的实心拉杆用空心管替代就可达到节水目的。
The valve at the bottom of auger can prevent drilling bits entering hollow pipe during operation. When drilling pipe is taken out and concrete grout is injected, the valve will be opened.
螺旋钻头底部阀门防止钻进过程中钻屑进入到空心的混凝土管中，当钻杆提出同时混凝土浆注入时，钻杆底部的阀门将被打开。
The riser's inner hollow core (a pipe within a pipe) is reserved for the drill string.
立管内部核心是空心的(管中管)，留给钻柱使用。
Stainlesss steel coil stainless steel pipe is a hollow, the production process for different types of technical difficulty is more difficult, so when the processing is should be particularly careful.
不锈钢盘管是一种空心的不锈钢管材，其生产工艺针对不同型号的技术难度越加的困难，所以在加工是的时候应特别的细心。
Its upper end is drill pipe box or union, the nether end is casing pin. It is a crossover with hollow inside.
它是个上端为钻杆母扣或者由壬，下端为套管公扣，内空心的转换接头。
Continuous casting of hollow tube is considered as a profound near net shape technology for pipe production.
空心管坯连铸技术被认为是管材生产更深层次的近终形制造技术。
One end of the hollow silica gel pipe is made into taper shape, and is provided with bailing eyelets at two different location; the other end is provided with an injection orifice.
空心硅胶导管的一端制作成圆锥形并在两个不同位置处开有排水小孔，另一端开有注射孔。
The change from flexible connector into stiff connector in the construction of continuous underground-wall brings about the changes of locking pipe, hollow jointer and construction technology.
地下连续墙的接点由柔性改为刚性，其锁口管、连接头箱与施工工艺也起了相应的变化。
Our extensive range of welded tube products include structural hollow sections, large diameter pipe, coated, precision, conveyance and pressure tubes.
我们生产经营一系列广泛的钢管产品，包括空心型材，大口径管材，涂层管材，精密管材，运输管材和压力管材。
The 3d finite element numerical dynamic simulation of welding between hollow ball and pipe was carried out based on ANSYS.
利用大型有限元分析软件ANSYS，对空心球与钢管焊接件的温度场和应力应变场进行了三维数值动态模拟。
A grab handle is a hollow thin pipe, and a cleaning head is a small spray head which is communicated with a water pipe through a water inlet with a screw thread.
用作握柄的是一根中空细管，清洁头是一个小小的喷头，通过带有螺纹的进水口将其与水管接通。
The leakage plugging stopple with a hollow expansion bolt used for the support structure of the deep foundation pit comprises an expanding pipe, a hollow bolt, a nut, a sealing rubber mat and a cork;
该深基坑支护结构漏水空心膨胀螺栓封堵塞包括胀管、空心螺栓、螺母、密封胶垫和软木塞，空心螺栓套在胀管内且其长 度大于胀管长度；
Prefabricate hollow square pile is a kind of new pile, of which performance is between the solid square pile and prestressed pipe pile.
预制空心方桩兼备预制桩和预应力管桩的一些特性。
The utility model provides an integral petroleum production tree, which is characterized in that a pipe cross and mutually connected main bars are a hollow and cuboid integral forging piece;
本实用新型提供一种整体式采油气树，其特征是四通和相互连接的主杆为一个空心长方体的整体锻压件；
With asbestos cement mortar pipe being used as inner liner, concrete is cast to form hollow slab.
以石棉水泥砂浆离心管作为内模衬管，浇筑混凝土后构成现浇混凝土空心板。
The membrane type biological reactor feature its increased hollow-fiber porous membrane assembly, which has adhesive layers at two ends and is packed on or inside plastic pipe by sealing bushing.
膜式生物反应器，特点是在生物反应器上增设中空纤维微孔膜组件。该膜组件两端设胶层，用封头衬套将其封装在塑料管上或管内。
The utility model discloses an automatic pressure washing hollow-fiber water purifier which is connected with a running water pipe for use.
本实用新型公开了一种与自来水管连接使用的压力型自动冲洗中空纤维净水器。
The hollow sliding cylindrical body, the air pipe, the hollow sliding block, and the hollow push rod are connected into integration.
中空滑动柱体、气管、中空滑动块和中空推杆连成整体。
The frame applies the square and hollow iron pipe so that the height and width of the vertical bushing and transverse bushing at the two sides can be telescopically adjusted.
该框架采用方型空心铁管，两侧竖向、横向套管均可伸缩调节高度、宽度。
This invention relates to heat enhancing and low resistance pipe plug-in board-hollow interchange disk.
本发明涉及一种强化传热的低阻力管内插件——中空立交盘。
The utility model discloses an oral cleaning device-a tooth sprayer which is composed of a spray head which is hollow, a water discharge flexible pipe and a clip.
本实用新型公开了一种由喷头，送水软管和夹扣组成的口腔清洁器具牙喷。
The utility model discloses an oral cleaning device-a tooth sprayer which is composed of a spray head which is hollow, a water discharge flexible pipe and a clip.
本实用新型公开了一种由喷头，送水软管和夹扣组成的口腔清洁器具牙喷。
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