与长周期的数据库管理的匹配阻抗。
这是就天文因素的长周期变化而言。
This is as for the variation of long period of astronomical factors.
长周期光纤光栅是一种新型光纤器件。
Long period fiber grating (LPFG) is a new kind of optical fiber element.
介绍了长周期光纤光栅制作技术上的进展。
The progress in fabrication method of long period fiber grating (LPFG) is introduced.
设计了一种基于长周期光纤光栅的电压传感系统。
A kind of fiber voltage sensing system based on long period fiber grating is designed.
通过技术改造，使液氨输送泵能够长周期平稳运行。
By technical renovation the pump is able to run smoothly for a long period of time.
金属包层长周期光纤光栅可用于对谐振波长的调谐。
Metal coated long period fiber gratings (LPFG) can be used to change the resonance wavelength.
介绍了长周期光纤光栅的耦合机理、制备方法以及应用。
The paper presents its mode coupling mechanism, the fabrication methods as well as its applications.
长周期光纤光栅的谐振峰中心波长随温度的变化呈线性关系。
The relationship between the resonant wavelength shift of the novel LPFGs and the applied temperature is linear.
改用该燃烧器后，进一步保证了锅炉安全、经济和长周期运行。
After using that burner, the boiler safety, economic and long period operation were secured further.
延迟焦化加热炉是延迟焦化装置安全、长周期运行的关键设备。
Coking furnace performance is critical to the safety and long period running of delayed coking unit.
基础研究具有探索性、高风险、长周期和经济效益模糊的特点。
It is characterized by being explorative, high risk, long term and vague economic benefit.
结果表明：罐内液体的晃动是长周期运动，并且是多阶振型的组合。
The result shows that the liquid sloshing appears as long period and combination of multi-modes.
中午左右在名古屋感觉了长周期的地震波。有可能远方有大地震呢。
Long wave earthquake has come to Nagoya. Maybe there is an magnified earthquake far from here.
无法保证因为长周期图表正在开始一个上升趋势他就会一直升上去。
There is no guarantee because a long term chart is just starting an up trend it will continue to go up.
该优化途径能有效减少刮板冷凝器的故障率，保证装置长周期运转。
The fault rate of the scraper condenser was reduced efficiently by the optimization. The plant long time running was guaranteed.
加强生产过程控制和提高检修质量，是保证装置长周期运行的有效手段。
Tightening control during production and improving maintenance quality are effective means for ensuring the long-cycle operation of the unit.
介绍为保证氧化炉长周期运行而设计的一套自动联锁保护装置的工作原理。
The article introduces the operation principle of an automatic interlock protection device designed for ensure long period running of oxidation furnace.
这一特征长周期为嵌段共聚物材料用作光波导等光学器件提供了结构基础。
The long-range lamellar morphology can offer block copolymers as a structural basis for optical waveguides and related devices.
在短周期对象销毁后，长周期对象对短周期对象的弱引用依然会长久保留下来。
The weak reference from the long-lived object to the short-lived object is kept long after the short-lived object has been destroyed.
红色的圈是一个类似彗星的长周期天体的轨道，注意一下这个天体和它的尾巴。
The red circle is the orbit of a long period object like a comet. Note the object and its tail.
阐述了长周期锌电积过程中金属离子杂质对电流效率和电锌质量等方面的影响。
The paper describes the impact of metal ions impurities on current efficiency and electrolytic zinc quality of long cycle electrowinning process.
典型尺度的雷暴低空风切变以长周期振动频率激励飞机，使其偏离预计下滑航迹。
A typical low-level wind shear of thunderstorm activates long periodic oscillation of an aircraft, causing tracking deviation of the aircraft.
对采用高频CO2激光脉冲写入的新型长周期光纤光栅的透射谱进行了理论分析。
The transmission spectrum of a novel long period fiber grating written with the high frequency CO2 laser pulses is theoretical analyzed.
研究了高频CO2激光脉冲写入的长周期光纤光栅在扭曲状态下的横向负载特性。
The transverse load characteristics of twisted long-period fiber grating (LPFG) written by high-frequency CO2 laser pulses was demonstrated.
但是，在松软的土层上，长周期地震波的震动会被放大，可能使摩天大楼的摇摆更加剧烈。
But on soft soils, vibrations from long-period seismic waves are amplified, possibly exacerbating the swaying of skyscrapers.
介绍从技术革新、优化操作、加强巡检等方面保证空分装置长周期稳定运行的几点经验。
The article takes about experience on ensuring the long-term running from the aspects of technical innovation, operational optimization and monitoring.
本文主要研究了聚合物长周期光纤光栅的传感特性及掺偶氮聚合物长周期光纤光栅的制作。
In this paper, we presented a research of the sensing characteristics of polymer Long period grating and its inscribing.
本文主要研究了聚合物长周期光纤光栅的传感特性及掺偶氮聚合物长周期光纤光栅的制作。
In this paper, we presented a research of the sensing characteristics of polymer Long period grating and its inscribing.
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