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- vertical reciprocation pump 立式往复泵
- Reciprocation pump with unidirectional pistons 具有单向活塞的往复泵
- vertical electric-driven reciprocating pump 立式电动往复泵
- This model can realize the nonlinear mapping of vibration signal measured under the condition of a reciprocating pump. 使用小波包分析的特征提取功能以及神经网络的非线性映射功能能够较好地完成从振动信号到往复泵故障的分类。
- Characteristic extraction is a key step in the condition monitoring and fault diagnosis of reciprocating pump. 特征提取是往复泵状态监测及故障诊断的关键环节。
- And an idea for reforming the structure of the low-fluctuatuion reciprocating pump is put forward. 进而，从剖析结构入手，提出了更新低波动往复果结构的设想。
- On the basis of the Adolph's differential equation of movement of the reciprocating pump valve, the motion pattern of oil pump valve is investigated. 在阿道尔夫泵阀运动微分方程的基础上,研究了抽油泵泵阀的运动规律。
- The vertical line meets the horizontal one here. 垂直线与水平线在此相交。
- Pulsation dampener can be widely used in pipeline, drilling exploration equipment, pressure balance or pulsation dampening of reciprocating pump. 空气包（脉动缓冲器）可广泛用于管路、钻井勘探设备、往复泵的压力平衡或脉动缓冲。
- This text is mainly about reciprocating pump,introduces the working principle and the main performance parameters of it. 对往复式泵的流量、压力等主要性能参数及其工作原理进行了分析。
- This paper analyzed the relations between vibration and plunger wear of reciprocating pump, and studied the characteristics for the diagnosis of plunger wear. 分析了往复泵柱塞-缸套磨损振动诊断机理,研究了振动时域、频域特征。
- vertical reciprocating condenser 垂直往返式冷凝器
- Supplying the formulas and basic parameter for high stroke reciprocal pump valve disk raising, made the design more reasonable and according with reality of workside. 为此，提出了在设计较高冲次往复泵阀盘升程中拟选用的公式、基本参数，使阀盘升程的设计更趋合理，更切合实际工况。
- In order to improve the operating life of prick valve of high reciprocating pump , the design method for the valve is studied by combining FEM and structural opt imization. 以提高高压往复泵锥形阀的使用寿命为目的，研究了有限元法与最优化方法相结合的泵阀结构设计方法。
- Reciprocating pump, the packing box should be at the two ends and the middle of Central Add-oriented in order to maintain the concentric movement and gravity plunger. 往复泵中，填料箱内的两端和中间还应放入导向环，以保持其同心运动和受柱塞的重力。
- A vertical or nearly vertical line or plane. 垂直线，垂直面垂直或近似垂直的线或平面
- At right angles to a vertical line. 横的与垂直线成90度角的
- Either vertical edge of a square sail. 垂直帆缘横帆的任何一个垂直帆缘
- Design and Operation on Hydraulic Rotation Vertically Reciprocation Stage 液压旋转升降舞台设计与应用
- Pump valves as the key part have an important effect on the performance of constant discharge reciprocating pumps. 泵阀是往复泵的关键部件,对恒流量往复泵的性能有着重要影响。
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