极长的换油周期，使用寿命是矿物油的6~8倍。
Extremely long oil cycle, service life is 6 ~ 8 times mineral oil.
这种较高次包层模谐振将导致极宽带的长周期光栅，论文中还预计了这种长周期光栅未来的应用。
Such higher order cladding mode resonances will result in ultra-broadband LPG. The possible application of such an LPG is predicted.
移动阴极：采用机械装置使被镀制件与极杠一起作周期性往复运动的阴极。
Mobile cathode: the mechanical device makes the plated with its poles together as a product of the periodic reciprocating motion cathode.
同时，单电子三极管I-V曲线的振幅随着隧道结电容的增大而减小，但I-V曲线的周期保持不变。
If the tunnel junction capacitance becomes larger, the amplitude of the I-V curve of single-electron transistor becomes smaller, but the period is unchanged.
本文利用路-阵方法分析了对数周期偶极天线。
A log periodic dipole antenna is analyzed by using circuit array approach.
通过对极紫外多层膜反射特性的分析，得到了峰值反射率、带宽和中心波长分别随粗糙度、周期厚度以及比值变化的函数关系。
By analyzing reflective properties of multilayers, the peak reflectivity, bandwidth and centroid wavelength as a function of roughness, period thickness and thickness ratio were obtained.
具有极佳的极压性、提高机床和零件的防锈周期，加工的工件防锈期在20天以上，适用于高温、高湿地区使用。
Excellent extreme pressure, improve machine and parts of rust cycle, antirust period in more than 20 days, suitable for high temperature, humidity region.
本文给出了用“三项理论”设计对数周期偶极天线(以下简称LPDA)的计算机程序，它能快速地设计出该天线的各几何参数和电参数，并可进行优化。
A computer program is given for log-periodic dipole antenna (LPDA) design with the "Three-Term" theory. The program can quickly design and optimize physical or electrical parameters of LPDA.
中心体作为细胞的主要微管组织中心，在细胞周期过程中建立两极纺锤体，调节细胞有丝分裂，从而对维持染色体的稳定起着重要的作用。
The centrosome, the major microtubule organizing center regulates cell division through forming bipolar mitotic spindles and plays an essential role in the maintenance of chromosomal stability.
一个极宽的可编程频率范围允许时钟以一个1ms至9.5小时的周期运作。
An extremely wide programmable frequency range allows the clock to operate with a period from 1ms to 9.5 hours.
在阳极炭块的使用周期内，随着阳极被逐渐消耗，阳极机构带动阳极炭块下降，以保证电解槽稳定的极距。
In the use of the anode carbon block cycle, as anode was consumed, lead anode carbon block anode institutions to drop, to guarantee the stability of cell pole pitch.
利用单调迭代方法给出了中立型滞后微分方程的周期边值问题极解的存在性定理。
The monotone iterative techniques is used to investigate the existence of extremal solution of periodic boundary value problems (PBVP) for neutral delay differential equation.
6个高亮度发光二极管数字和符号显示用于标示位置，2个数字用于显示周期和程序； ；
High luminosity LED display having 6 digits plus sign for position, 2 digits for cycles and programs;
具有极佳的极压性、提高机床和零件的防锈周期，适用于高温、高湿地区使用。
Excellent extreme pressure, improve machine and parts of rust, suitable for high temperature period, humidity region.
文中介绍了互联网络子结构分析方法，并应用该方法对对数周期偶极天线进行特性分析。
This paper presents a new method, the substructure analyzing method of interconnect-net, and analyzes the properties of LPDA.
文中介绍了互联网络子结构分析方法，并应用该方法对对数周期偶极天线进行特性分析。
This paper presents a new method, the substructure analyzing method of interconnect-net, and analyzes the properties of LPDA.
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