气阻装置是实现低真空电子束焊接的重要部件。
The flow resistance device is a important unit for achieving electron beam welding in partial vacuum.
合理的低真空循环水供热可以提高火电厂热经济性。
The rational low vacuum circulating water heating can improve the hot economy of thermal power plant .
根据工作压力有低真空阀门、高真空阀门和超高真空阀门。
According to the work of a low pressure vacuum valves, ultra high vacuum valves and vacuum valves.
可单独作低真空泵用，也可与其他高真空泵组合作前级泵用；
Used either solely as Rough Pumps, or in combination with other high vacuum pumps as Backing Pumps.
本冲洗吸污器不仅可清洗地面、火车、汽车，还可作低真空吸尘器。
The washing dirt suction device can be used to clean the floors, trains and motor cars, and used as a low vacuum suction cleaner.
实验结果表明高真空状态对于六倍频相干光的产生比在低真空状态下更为有利。
It indicates that the sixth harmonic generation in high vacuum is more preferable than that in low vacuum.
采用热重分析仪和固定床热解反应器对废旧电路板进行了低真空条件下的热分解实验。
Pyrolysis experiments of waste printed circuit boards(WPCBs) were carried out by means of thermogravimetric analysis(TG) and a bench-scale fixed-bed pyrolysis reactor under low vacuum.
中小型汽轮机低真空供热可以节约能源，但对汽轮机本身的安全性会产生一定的影响。
The way of supplying heat with low vacuum of small-middle steam turbine can save energy sources, but it will have effect on safety of steam turbine itself.
凝汽器真空是影响汽轮机经济可靠运行的重要参数，抽凝机实际运行在纯凝低真空工况。
The vacuum of the steam condenser is an important parameter, which affects the economic and reliable operation of the steam turbine unit.
此外，本文还着重对低真空供热系统的热电分摊问题进行了探讨，提出了一种新的(火用)值法。
Besides, the problem on share of heat and power in the low vacuum heating system was discussed emphatically. A new share method was raised.
本机采用低真空原理实现塑料树脂粒子的气流输送，可与料斗式干燥机配套，实现干燥烘料自动化。
The unit is used to realized the airflow conveying of granulated resign ny mens of the technology of low vacuum. It can be used with a hopper dryer to automatize dry material-supplying.
由该方法制造的带自补偿热偶真空规管已申请中国专利国产热偶规管是我国目前应用最普遍的粗低真空测控传感器。
The native thermocouple gauge tubes are in the most common used transducers for the gross and low vacuum measure and control in our country.
在我们的太阳附近，星际物质的平均密度比最好的地球实验室真空还要低1000到10000倍。
The average density of interstellar material in the vicinity of our Sun is 1,000 to 10,000 times less than the best terrestrial laboratory vacuum.
真空油泵是一种比较精密的设备，它的工作介质是特制的高沸点、低挥发的泵油，它的效能取决于油泵的机械结构和泵油的质量。
Vacuum pump is a relatively sophisticated equipment, it's working medium is a special high boiling point, low-volatile oil pump, its effectiveness depends on the mechanical pump and pump oil quality.
SESCO可以设计，开发，制造增压油泵，用于变压器真空加工和其他低npsh应用。
SESCO can design, engineer, and manufacture oil booster pumps for transformer vacuum processing and other low NPSH applications.
施加不同的预压力在低、高真空环境下对超声电机的转速、转矩及温升进行测量并与常态下相比较。
By applying different pre-pressure, the speed, torque and temperature of the ultrasonic motor in low and high vacuum have been tested and compared with the normal condition.
采用低透气性的包装材料进行真空包装或添加脱氧剂包装，可明显抑制过氧化值和酸价的增加速度，延缓酸败。
Compared with the control, the vacuum package or adding deoxidant package with materials of low venting quality can constrain the accelerating speed of PV and AV, and delay rancidity.
真空操作打开阀门致动器来选择较长，680毫米，进道在低转速，提高利率的同时气流和发动机扭矩。
Vacuum operated actuators open valves to select a longer, 680mm, inlet tract at low revs, increasing the rate of both the airflow and the engine torque.
水解液通过真空蒸馏得到大豆混合脂肪酸，混合脂肪酸不饱和脂肪酸含量比原料低、但是饱和脂肪酸含量高。
Compared with the raw material, soy fatty acid mixture obtained by the distillation under vacuum had lower content of unsaturated fatty acid, but higher content of saturated one.
介绍了一种新型带有主、辅电路的真空负荷开关，它具有低截流、高转移电流。
This paper introduces a new vacuum load - breaking switch with main and auxiliary circuit, which is of lower current chopping level, higher transferring current.
在低循环应力时，真空环境中的疲劳断裂次数可比室温大气环境中的高近4倍。
Under lower cyclic stresses, the fatigue cycles to failure in vacuum is increased approximately 4 times than in air.
空运行线性隔膜泵。两种气动方法：线性和振动电枢。具有很高的使用寿命，低的噪音和高性能。可用作压缩机和真空泵。
Dry running linear diaphragm pumps. Two means of actuation: linear and vibrating armature. Very high life time, low noise level and high efficiency. Used as compressors and vacuum pumps.
采用中频真空感应熔炼炉、X射线衍射仪、金相显微镜、电子探针、显微硬度计等实验分析方法，研究了稀土金属铈与低熔点金属锡在钢中的相互作用。
The interaction between the cerium and tin in steel was studied by vacuum induction melting, Xray diffraction, optical microscopy, electronic probe microscopy analysis, and microhardness tester.
晶体管比真空管体积小、价格低，而且运行快而发热少。
Transistors are smaller and less expensive than vacuum tubes, and they operate faster and produce less heat.
在低循环应力时，真空环境中的疲劳断裂次数可比室温大气环境中的多2至3倍。
Under lower cyclic stresses, the fatigue cycles to failure in vacuum is increased 2 or 3 times.
低双折射光纤反射镜采用真空镀膜工艺制备，用于光路中光的反射。
Low-birefringence fiber mirror reflector is fabricated by vacuum coating technology and is used for light reflection.
铁电材料作为一种新型的阴极材料，具有真空要求低、制作简单、功函数低、响应速度快等特点。
The ferroelectric material is a novel cathode material, which is characterized by its low vacuum requirement, convenient fabrication, low work function and fast reactive rate.
采用低温、复合腌制剂、干燥、真空包装、发酵成熟等工艺过程，进行低咸度腌肉制品安全性研究。
In this paper, the security of low salty dry-cured meat was studied by using low-temperature, compound curing agent, desiccation, vacuum packing and fermenting maturation technology.
具有真空吸水的特性，自吸能力超强，能自动强力排除水管中空气，嗓音低、耐弱酸弱碱腐蚀。
Has the characteristics of vacuum suction, strong self-priming capacity, can automatically power ruled out air in pipe, voice low, weak acid weak base corrosion resistance.
具有真空吸水的特性，自吸能力超强，能自动强力排除水管中空气，嗓音低、耐弱酸弱碱腐蚀。
Has the characteristics of vacuum suction, strong self-priming capacity, can automatically power ruled out air in pipe, voice low, weak acid weak base corrosion resistance.
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