1)  sealed neutron generator
密封中子发生器
1.
The teaching neutron experiment instrument, using a D-D reaction sealed neutron generator as its source, is good for the safety of students and simple for operating.
教学中子实验仪采用Ｄ－Ｄ反应密封中子发生器作为中子源制成，它有利于学生实验的安全和操作，结合普通实验室都具有的射线探测仪器，能增设１０多个实验课题，大大丰富了核物理实验的内容。
2)  seal
密封
1.
Modification of inner bearing seal structure in centrifuge for PTA production;
PTA装置离心机内部轴承密封结构改造
2.
The seal between the car for sintering machine and the air box;
烧结机台车与风箱的密封
3.
Research on seals of hydraulic leg and jack for hydraulic powered support;
液压支架立柱和千斤顶密封技术研究
3)  sealing
密封
1.
Analysis of Fuzzy Reliability for Gasket Sealing;
垫片密封的模糊可靠性分析方法
2.
Development and application of anti-side wear sealing device in oil well;
抽油井光杆调偏防喷密封器的应用
4)  airproof
密封
1.
Comparison and selection of airproof material for load cell;
传感器密封材料的比较与选用
2.
Development of Self - airproof Side - door in 270 km/h High - speed Locomotive;
270km/h高速机车自密封门的开发研究
3.
The Influence of Cylinder-body on Airproof Between the Cylinder Head And Cylinder;
机体刚度对气缸盖—气缸套密封性能的影响
5)  seals
密封
1.
Analysis of the seals used in high pressure heat exchanger on hydrogenation plant;
加氢装置高压换热器密封的分析比较
2.
Analysis and improvement of blow-by for piston seals of electro-hydraulic hammer;
电液锤活塞密封窜漏的原因分析及改进
3.
Applications of magnetic liquids seals on the whirl axle of centrifugal fan;
磁性液体应用于离心风机旋转轴密封的研究
6)  airtight
密封
1.
Analysis and calculation for the sealed surplus of airtight coupling for oil pipe;
石油套管气密接头密封过盈量的分析与计算
2.
In this paper, a method of determination of the freezing point with “a ice water bath of lower and unchanged temperature, lower cold in part, airtight tube, stirring with a machinery” is reported.
采用“固定冷浴温度、局部过冷、密封样品管、机械搅拌”的方法进行溶剂或溶液凝固点测量 ,与传统方法相比 ,它具有操作简单、结果准确、重现性好的优点 。
3.
The paper describes a sort of high performance polyurethane-polyethylene glycol terephthalate (PET) fiber fabric-alu- m inium foil composite liner to be used as airtight joint structure of the gas pipeline.
本文介绍了一种高性能的聚氨酯-涤纶布-铝箔复合材料内衬的煤气管道接头密封连接结构,还介绍了“诺迪霸工艺”,并按有关试验标准,对管道接头密封结构进行了气密性、耐气压、抗弯曲、抗剥离强度及人工加速老化等试验。
参考词条
补充资料：密封式中子发生器
分子式：
CAS号：

性质：   使产生快中子的氘氚核反应在密封管内发生的中子发生器。一般采用潘宁型磁放电式电子源，高压电源采用400s-1的正弦波交流高压变压器，用钛丝控制管内氘气气压。中子输出约为108～109s-1量级，高的可达1010s-1以上。与开管式中子发生器相比，体积小、易屏蔽，可用于现场分析。

说明：补充资料仅用于学习参考，请勿用于其它任何用途。