Effect of Temperature Variation on Hydraulic Pressure Test of Steel Pipelines

1、

To Establish Body Temperature Variation Curve of Patients with Simple Lumber Disc Excision and its Clinical Meaning

单纯腰椎间盘摘除术后体温变化曲线的建立及其临床意义

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2、

By using the historical records, geological data and the tree-ring chronology, we have drawn the temperature variation curve during the last 5000 years.

本文根据历史文献、地质资料的记载和树木年轮年表，绘出了甘肃省近5000年温度变化曲线。研究结果表明，近5000年来甘肃气候经历了4个暖期和4个冷期。

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3、

In the preliminary experiments the adiabatic expansion efficiency of orifice pulse tube with low temperature switching valve can be higher than 40%. These results show the application prospects of the machine.

对带低温切换阀的小孔气库型脉冲管的等熵膨胀效率的初步实验结果表明，其等熵效率可达40%以上，显示了一定的应用前景。

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4、

The high temperature self-lubricating valve actuating mechanism is the key part of an engineering engine. The Qi ( vital energy)

高温自润滑配气阀座是某工程发动机的关键部件。

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5、

The Reason of the Damage and its Relevant Solution for High Temperature Ball Valve Sealing Base

高温球阀密封座损坏原因分析及解决方法

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6、

A New Type of Refrigerator: Pulse Tube Refrigerator with Low Temperature Switching Valve

一种新型制冷装置&低温阀切换式脉冲管制冷机

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7、

An investigation on variable flow temperature controlled valve model BWF

BWF型变流量温控阀的研究

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8、

Stem sealing structure for high temperature gate valve

高温闸阀阀杆密封结构

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9、

There are two sorts of high temperature gate valve of home products at present.

目前国产高温闸阀有气动高温平板闸阀和电动高温闸阀两种类型。

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10、

High temperature intelligent valve system of pumping well based on single chip computer

基于单片机的高温井下智能阀门控制系统

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11、

The high temperature valve has simple structure and labor-saving operation, improves the working efficiency, guarantees the vertical lifting effect, and strengthens the sealing effect.

本实用新型结构简单，操纵省力，提高了工作效率，保证垂直提升效果，加强了密封作用。

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12、

Improvement of High Temperature Valve for Inverted U Reduction-Distillation Connecting Furnace

倒U型还原蒸馏联合炉高温阀的优化改进

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13、

The application of heap welding to restore the surface seal of high temperature valve

高温阀门密封面的堆焊修复

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14、

The design formula of long neck valve cover of low temperature valve is given.

给出了低温阀门长颈阀盖设计公式；

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15、

Design and Development of Low Temperature Valve

低温阀门的设计与研制

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16、

This paper introduces a double-valve temperature controller using IC temperature sensor ( AD590). When temperature exceeds upper limit, refrigeration circuit starts.

介绍一种采用集成温度传感器AD590设计的双限温度控制器，温度超过上限，启动制冷；

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17、

The system becomes transparent from turbidity when the temperature is above the upper limit CP.

即温度低于下限浊点和高于上限浊点，体系由浑浊变为澄清。

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18、

Distributed Optical Fiber Temperature Sensor with Upper Sensing Limit of 260 ℃

测温上限达260℃的分布式光纤温度传感器

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19、

The results show that when the vitriol temperature exceeds the upper limit temperature of 98 ℃, the SO_2 fan's current should be reduced 5 A, the rise of peak temperature for hot inertial will not exceed 1.5 ℃, and the vitriol temperature can be stabilized in 12 min.

研究结果表明：当酸温超过控制上限98℃时，SO2风机电流降低5A，热惯性升温不超过1.5℃，当酸温达到稳态时滞后时间不超过12min。

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20、

The temperature upper limit was determined with 1st stage temperature shrinkage curve of the film, which can ensure the heat-sealing strength and reduce the heat-sealing time, reduce the damage rate, and ensure the beauty of the sealing line.

确定了对于共挤薄膜的热封温度应取温度收缩曲线的一阶段作为上限，并在保证封口强度的基础上，应减少热封时间，可以有效地减少破损率，保证封合处的表面美观。

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