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- A wood screw will fill the breach until you can buy the proper bolt for the job. 在你能夠買(mǎi)到合適插銷(xiāo)以前，先用一枚木螺絲替代一下。
- LGB screw pump is corrosion-resisitant . 并具有耐腐蝕性。
- Figure 1 express cutaway view of the three screw pump. 圖1表示三螺桿 泵的剖視圖。
- The computing procedure of all profiles design for double screw pump has been. 介紹了雙螺桿泵各類(lèi)型面設計的計算機設計程序。
- SLOTTED OVAL HEAD WOOD SCREWS B.S. 英制開(kāi)槽半沉頭木螺釘。
- SLOTTED ROUND HEAD WOOD SCREWS B.S. 英制開(kāi)槽圓頭木螺釘。
- CROSS RECESSED COUNTERSUNK HEAD WOOD SCREWS B.S. 英制十字槽沉頭木螺釘。
- An automatic control system of screw pump is introduced in this paper.Accident is avoided while the screw pump works without slurry. 介紹了一種螺桿泵電氣自動(dòng)控制系統，成功地避免了螺桿泵在無(wú)礦漿狀態(tài)下運行造成的毀壞事故。
- Main production gear pumps, screw pump, pump, high viscosity rotor pump. 主營(yíng)生產(chǎn)齒輪泵、螺桿泵、離心泵、高粘度轉子泵。
- PCM screw pump was used immediately after steam injection in Well Shu 1-39-036 and achieved initial success. 在曙1-39-036井注汽結束后直接采用PCM螺桿泵生產(chǎn)，獲得階段性成功。
- BRITISH STANDARD Slotted Round Head Wood Screws B.S. 英制一字槽、十字槽圓頭木螺釘。
- Various types of self-drilling screws, wood screws and rivet nuts! 各類(lèi)頭型類(lèi)鉆尾釘和木螺釘及鉚螺母!
- Wood screws are made in a wide variety of diameters and lengths. 木螺釘的直徑和長(cháng)度各異。
- Machinery and other production methods, screw pump system is characterized by a higher system efficiency, a study of its great significance. 與其它機械采油方式相比，螺桿泵采油系統的突出特點(diǎn)是系統效率較高，對其進(jìn)行研究意義重大。
- Our factory take the processing screw rotor as startinr points,developed the type of screw pump,screw spindle compressor,screw freezer. 我廠(chǎng)以螺桿轉子加工制造備件起點(diǎn)，開(kāi)發(fā)螺桿泵系列產(chǎn)品，螺桿式壓縮機、冷凍機主機。
- According to the energy loss of every part of screw pump well,established system efficiency analysis model for the well. 根據螺桿泵井各個(gè)部分運動(dòng)特點(diǎn)及能量損失情況,建立了螺桿泵井系統效率分析模型。
- An eccentric screw pump was used in place of centrifugal pump for conveyance of scum, so as to solve the clogging of the latter. 用偏心螺桿泵替代離心泵輸送浮渣來(lái)解決離心泵堵塞的問(wèn)題。
- For the disadvantage and shortage, thefour-location oil field screw pump rubber stator injection-vulcanization unit is newlydesigned. 針對其存在的缺點(diǎn)與不足，全新設計了四工位油田螺桿泵橡膠定子注射硫化機組。
- Chipboard screw,drywall screw,tapping screw,self-drilling screw,window screw,fermacell screw,cutting point screw, wood screw,machine screw,concrete screw,confirmat screw,kinds fasteners, packaged fasteners. 纖維板螺絲;墻板釘;自攻螺絲;自攻自鉆螺絲;窗用鉆尾螺絲;割尾螺絲;木螺絲;機螺絲;水泥螺絲;家俱螺絲;各種螺絲;各種螺栓;螺母;各種緊固件;各種小包裝緊固件.
- This pump is mainly comprised of 4-pole submersible electric motor, protector, connecting mechansim and special screw pump assembly. 它主要由4極潛油電動(dòng)機、保護器、聯(lián)泵機構和專(zhuān)用螺桿泵總成組成,地面采用電潛泵現有的配套技術(shù)。
