减压的

A large-scale heavy oil integrated refining technology of vacuum distillation column is presented in this paper.

介绍了自行开发的稠油炼制减压分离过程大型化关键集成技术。

The paper studied the process for extraction of onion oil in vacuum distillation suitable for manufacture.

本文报道了适于工厂化生产的减压蒸馏洋葱油提取工艺。

The simulation results showed that the distillation yield of vacuum column can be increased by 4%.

结果表明：改造后，减压润滑油馏程范围减少1／3，侧线油品之间重叠度下降2／3，总拔出率增加4个百分点，所取得的经济效益将十分显著。

After vacuum distillation of the reaction product, the crude DAG with 55% content could be obtained.

产物经减压蒸馏除去有机溶剂后得到甘油二酚含量大于55%的粗品。

Effects of costruction of lower section of the vacuum distillation tower on both quality and yield of deep dis...

同时指出下段减压塔结构对深拔油质和量存在的影响。

HSO3-bpy］CF3SO3 could be reused more than five times after the removal of water by vacuum distillation.

用水处理反应液，通过减压蒸馏后的离子液体可以循环使用5次以上。

Objective To evaluate the therapeutic effect and mechanisms of microvascular decompression in treating typical and atypical trigeminal neuralgia.

目的探讨微血管减压术治疗典型及非典型三叉神经痛的不同疗效及其可能机制。

The tall oil from waste fluid in papermaking,first purified by reduced pressure distillation , then some composite additives were added.

使用造纸废液中塔尔油，经减压精馏纯化，适当加入复合添加剂，制得优质醇酸树脂，从而制备出性能较好的工业底漆。

The 2300 Direct Operated Reducing Valve is designed for deadend water service where the flow is intermittent and changes rapidly, as on domestic water systems.

系列2300直接操作减压阀适用于室内水系统流量有间歇性变化和变化迅速的终端水应用场合。

ECG of the subjects under aerospace stress conditions including acute altitude liypoxia, pressure breathing, acceleration, weightlessness, low body negative pressure and explosive decompression and non-pathologic ECG of athletes ,aviators and common workmen were reviewed.

本文概述了航空、航天应激心电图(高空急性缺氧，加压供氧、加速度，失重，高温、下身负压与爆炸减压)、运动员与飞行员以及普通工作人员的非病理性心电图。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。