叶轮有双吸和单吸两种吸液方法。
Impeller has a single suction and double suction two suction fluid ways.
双吸密封环磨损过多，或叶轮损坏。
Too much wear with dual-suction seal ring or impeller damaged.
双螺杆泵为一种双吸式非密闭的双螺杆泵。
Double screw pump is a kind of double suction not airtight double screw pump.
单级双吸泵广泛适用于工业，民用和海事服务。
Single stage, double suction pumps designed for a wide range of industrial, municipal, and Marine services.
双螺杆泵系列产品分为单吸双螺杆泵和双吸双螺杆泵两大类。
Double screw pump series products are divided into single suction of two kinds of double screw pump and double suction double screw pump.
双吸式叶轮是两边吸水，叶轮盖板呈对称状，一般大流量离心泵多数采用双吸式叶轮。
Double suction impeller is on both sides of the water, the impeller cover plate is symmetrical, the general flow of centrifugal pump double suction impeller.
论述了双吸离心泵增大高效点流量、提高水力性能的原理、方法、实施过程及改造结果。
The principle, method, design process and change result to enlarge capacity of maximum efficiency running point and improve hydraulic performance of double suction pump were presented.
本发明的叶片磨损小、可达到双吸双磨功能、磨煤效率高、耗能少、无需密封、煤粉细度可达200目以上、主轴传动部分不发热、结构紧凑、体积小、功率大、成本低。
Its advantages are less abrasion of blades, high efficiency and fineness of coal cup to 200 meshes or more, compact structure, small size, high power and low cost.
相反，来自双白矮星并合的超新星产生的X射线辐射要比吸积少很多。
A supernova from a merger of two white dwarfs, on the other hand, would create significantly less X-ray emission than the accretion scenario.
在双核吸器形成过程中，寄主细胞可分泌胼胝质和产生与侵染有关的管状结构。
During formation of the dikaryotic haustorium there were collars formed around the neckand tubles in cytoplasm in host cell.
胞间菌丝和吸器母细胞均含有双核，而成熟吸器则含有单核。
Both hypha and haustorial mother cell were dikaryotic while the typical mature haustorium was mono- karyotic.
最后，用模糊数学的方法对结构不同的吸风双槽进行综合性能评判。
Finally, Comprehensive evaluation is done to the double suction grooves with different structures with method of fuzzy mathematics.
建立了海水太阳池的物理模型，分析了太阳池内的基本热平衡模型，双对流扩散模型和湍流卷吸运动模型。
The model of seawater solar pond was build up, and the basic heat balance model, double-diffusive process model and turbulent entrainment model were analyzed.
主要用于大型吸塑字切割，双色板雕刻，有机玻璃雕刻切割，标牌雕刻，水晶，奖杯雕刻，授权牌雕刻等。
It is mainly used for large plastic cutting, color plate engraving, and glass engraving cutting, sign carving, crystal, trophy engraving, carving and other licensing authority.
目的：通过对酶联免疫吸咐试验(ELISA)双抗原夹心一步法和二步法检测人类免疫缺陷病毒(HIV)抗体的比较，探讨各自特点。
Objective: To compare the characteristics of the one step and two steps ELISA (Enzyme Linked Immunosorbent Assay) diagnostic kit in detecting of human immunodeficiency virus (HIV) antibodies.
同时经口内入路吸除双侧颊脂垫。
Meanwhile, aspirate buccal fat lining of both cheeks through oral route.
而双作用式泥浆泵每往复一次完成两次吸排水行动。
The double acting reciprocating mud pump one time every two suction drainage action.
而双作用式泥浆泵每往复一次完成两次吸排水行动。
The double acting reciprocating mud pump one time every two suction drainage action.
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