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Test Method for Effective Pumping Speed of Vacuum Chamber Systems 真空室系统有效抽气速度的试验方法
Vacuum Pumps and Effective Pumping Speed 真空泵与有效抽气速率
effective pumping speed 有效抽速
Low ultimate pressure, high pumping speed for Ar. 极限压力低、抽气压力范围宽，对氩气抽速较高。
However, SMD of biodiesel changed slowly at different pump speed. 在不同的喷油泵转速下，生物柴油索特平均直径变化不大。
By controlling the piston stroke and the resistance on flow Passage,the fluid lift height and the pump speed can be controlled,thereby ideal lifting effect can be achieved. 通过控制活塞行程及泵内流道阻力，从而控制泵举升液柱的高度和泵的运行速度，取得理想的举升效果。
In our prototype MBP with a blade-set installed, the pumping speed increases by more than 20 percent. 本文分析了导流叶列的工作机理，提出了叶列参数优化方法，优化后的抽速可以提高20%25。
The choice of pumping system depends on required pumping speed, ultimate pressure attainable(in a reasonable time). 泵系统的选择取决于所需要的抽速，能达到的极限压强（在适当的时间内）。
Highly volatile and highly viscous samples can also be filled by defining parameters such as filling mode, pumping speed and number of rinsing cycles. 高度挥发和高粘度的样品的进样能通过预先设定好的参数，如进样模式、泵的速度和清洗周期编码。
The methods provide an important theoretical base to develop a new generation of MDP with high pumping speed and large throughput. 本文为发展高抽速、大排气流量的新一代拖动分子泵提供了重要的理论基础。
After analyzing the sensitive relationship between interference and pumping speed,it is concluded that the interference of pumping speed is stochastic. 在分析了干扰和抽吸速度的灵敏关系后,认为抽吸速度的干扰具有随机性。
The result shows that fracture due to thermal stress may occur when effective pump energy is up to 10kW/cm2 and the increase of heat transfer coefficient can reduce the temperature but may increase the maxim thermal stress. 研究结果表明:有效泵浦功率密度达到10kW/cm2量级时,介质可能发生热致断裂; 增大强迫对流换热系数会减少温升,但端面处温度梯度增大,热应力可能增大。
The chief features of this kind of pump are the wider range of working pressure, the higher pumping speed at the higher pressure and the higher maximum forepressure. 这种泵的主要特点是：工作压强范围宽、在较高压强下有较大抽速、最大出口压强较高。
In this paper discrete optimization is applied to a sucker-rod pumping for seeking optimum parameters, such as length of stroke, pumping speed, plunger diameter and pump depth. 运用离散最优化的理论和方法优选了有杆泵抽油井的抽汲参数,包括:冲程、冲次、泵径和下泵深度。
That's rather an effective use of color. 这种使用颜色的手法效果相当好。
Oil pump speed regulation technology and the general principle for speed regulator slection are intro-duced. 介绍了油泵调速调节技术和选择油泵调速装置的一般原则。
A test method for a new-type molecular/boster pump is introduced in detail so as to analyze its ultimate pressure, oil back-streaming rate, pumping speed and operating frequency. 摘要本文详细介绍了新型分子增压泵的测试方法，对分子增压泵的极限真空、返油率、抽速及工作频率等性能进行了测试分析。
With right-sided failure, the heart can’t effectively pump blood to the lungs where the blood picks up oxygen. 如果衰竭的是右侧心脏，则意味着心脏无法将血液高效地输送到肺部以获得氧气。
As a result, blood volume plummets, the heart can no longer effectively pump blood, and heart failure occurs. 因此，血液量会减少，心脏也不能有效的抽取血液了。心脏会发生衰竭。
Hemolysis tests are conducted at low,medium and high pumping speed with syringes of different capacities in order to explore the interference reason that affects the different hemolysis results. 用不同容量的注射器在低、中、高不同抽吸血液的速度下进行溶血试验,以研究分析不同溶血结果的干扰原因实质。