Other causes include loss of antifoam additives, suction leaks, poor reservoir design, using the wrong viscosity or using too much antifoam additive.
其他原因包括抗泡沫添加剂丧失，吸入泄露，蹩脚的油箱设计，粘度不对，或防泡沫添加剂使用过量。
And also puts forward improving measures for reducing hydraulic loss in suction piping and installing low speed prime pump in suction system.
在合理确定吸入系统的装置方面，提出了减少吸入管路的水力损失和在吸入系统安装低速前置泵的改进措施。
After that, we figure out a ladder-type wind tunnel to bring out uniform suction, and provide several means to reduce the pressure loss.
根据相关理论，得出了可以实现均匀吸风的阶梯形风道，并且提出一些降低阻力损失的方法。
It is regarded that the wetting deformation is generated by the loss of matrix suction, and a constitutive relationship between lost matric suction and wetting deformation deduced.
认为湿化变形是由基质吸力丧失而产生，由此推导出丧失基质吸力与湿化变形的定量关系。
A compression process of times compressed, high thermal efficiency. 3 no suction and discharge valves, the intake and exhaust resistance loss is almost zero.
一个压缩过程分几次压缩，热效率高。3无吸、排气阀，故进、排气的阻力损失几乎为零。
Subsequently, the pressure loss of the air passage is analyzed, when none of winding units is splicing, in order to achieve the reasons of the pressure loss and suction uneven.
然后，从理论上对所有络筒单元均不进行捻接时的风道的压力损失进行分析，找出压力损失的原因以及吸风不均匀的原因。
Conclu - sion: Gestational age, operation time, preoperative and postoperative uterine depth are important factors which affect blood loss during artificial abortion with suction evacuation.
结论：术前宫深、术后宫深、手术时间、孕龄是影响负压吸宫人流术中出血量的重要因素。
Installations with suction lift require a good quality foot valve to avoid loss of prime - remove in-built check valve.
进水口的安装需要使用一个品质优良的底阀，以避免进水口压力损失-拆除内置式止回阀。
Thus, the foundation for the further research on overflow loss transforming regulation and the stocking time optimization applied on drag suction dredger has been set up.
这样就为进一步研究溢流损失的变化规律，并应用于耙吸船装舱时间的优化奠定了基础。
In design condition, the flow blockage, loss, turbulence and noise at the exit focus mainly in the tip mid-passage, wake and the corner between the hub and the suction surface;
设计状态转子出口流动阻塞、损失、高水平紊流脉动及噪声主要发生在叶尖通道中部、尾迹和叶根吸力面角区；
Objective: Blood loss during operation is one of the main complications of artificial abortion with suction evacuation.
目的：术中出血是负压吸宫流产的主要并发症之一。
Compared the pressure distributions of the air passage before and after improvement, it argues that after improvement the pressure loss is decreased, and the suction is more uniform.
将其模拟结果与前面章节所得到的改进前的风道分析结果进行对比，证明改进后的风道能够有效的降低压力损失，同时使吸风相对均匀。
Total perioperative blood loss was determined from the estimated intraoperative blood loss and measured postoperative suction drainage.
围手术期总失血量包括术中估计失血量和术后引流量。
This paper presents the analysis of suction gas superheat loss in the shell of hermetic refrigerating compressors and its quantitative calculation when the R12 is used as a refrigerant.
本文对全封闭压缩机的吸入汽体在机壳内的加热进行了分析，并以R 12为工质进行了定量计算。
This paper presents the analysis of suction gas superheat loss in the shell of hermetic refrigerating compressors and its quantitative calculation when the R12 is used as a refrigerant.
本文对全封闭压缩机的吸入汽体在机壳内的加热进行了分析，并以R 12为工质进行了定量计算。
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