But the material of emitting cathode is mostly present with big escaping power, low reliability, low uniformity and emission capability.
目前，场发射阴极材料多种多样，但都存在逸出功大，稳定性及均匀性不理想，发射性能低等方面的问题。
Now the key to fabricate FED device is to find a economical and credible cathode, which has excellent field emission capability and simple manufacture technology.
当今FED研究的关键是寻找场致发射性能良好、制作工艺简单、经济可靠的阴极。
By a lot of performance tests, emission tests and combustion analysis tests, it has been proved that the new combustion system can give a good attention to power, economy, and emission capability.
大量的性能试验、排放试验和燃烧分析的结果表明，改进后的燃烧系统良好地兼顾了柴油机的动力性、经济性和排放特性。
The procedures demonstrated here, he said, offer the capability to detect emission changes and improve models the world over.
这儿所显示的程序，他说，提供了监测污染物变化以及改善世界范围内模型的可能性。
Field emission stability and life time of CNT cathode is closely related with the vacuum level, thermal effects during the emission and the current transport capability.
影响碳纳米管阴极场发射稳定性和寿命的主要因素有真空度、场发射过程中的热效应以及场发射体对场发射电流的承载能力等。
"OBD" means an on-board diagnostic system for emission control which shall have the capability of identifying the likely area of malfunction by means of fault codes stored in computer memory.
“车载诊断(OBD)系统”指用于排放控制的车载诊断系统，该系统具有通过储存在计算机存储器中的故障代码识别可能故障区域的功能。
"OBD" means an on-board diagnostic system for emission control which shall have the capability of identifying the likely area of malfunction by means of fault codes stored in computer memory.
“车载诊断(OBD)系统”指用于排放控制的车载诊断系统，该系统具有通过储存在计算机存储器中的故障代码识别可能故障区域的功能。
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