A geometric ray model for the propagation of light in a step fiber is presented,and the cut-off conditions are derived.
提出阶跃光纤导光的一种几何射线模型,方便地求出了截止条件,并与光波导理论所得结果作了比较。
There is a cut-off condition even for the fundamental.
即使是基模，也存在着截止条件。
The cut mechanical model of pick-shaped cutter under conditions of dissymmetrical slotting
基于截槽非对称条件镐形截齿的截割力学模型
ge wavelength of edge filter
截止滤光片的截止波长
6. Conditions for terminating the labour contract;
（六）劳动合同终止的条件；
At the end of 1998, 84 kaitos were in operation.
截至一九九八年底为止，共有84条“街渡”航线。
Deadline:postmarked no later than July 7, 2004 Wednesday.
收件截止：九十三年七月七日（星期三），以邮戳为凭。
By the end of 1993, the number of effective registered trademarks had exceeded 410,000.
截止1993年底，在中国的有效注册商标达41万余件。
Neoflon inserts are available for globe, piston, and swing check discs.
备有可用于截止阀，活塞和旋启式止回阀阀瓣的四氟乙烯镶嵌件。
By the end of 1998, 126 regulations on the exercise of autonomy and 209 separate regulations had been enacted by the autonomous areas.
截止到1998年底，民族自治地方共制定自治条例126个，单行条例209个。
nonconducting voltage
截止[不导电]电压
High speed tool steel forged bars with large section--Technical requirements
GB/T9942-1988高速工具钢大截面锻制钢材技术条件
The application condetions and advantages of the non-uniform pile embedded into rock has been discussed.
简要论述嵌岩变截面桩的应用条件及优点。
The Application of Variable Section Man-dig Piles in Complicate Geological Condition
变截面人工挖孔桩在复杂地质条件中的应用
On Identity Condition and Island Repair of Sluicing in English;
论英语截省句中的等同条件和孤岛修复
Specific Geometrical Conditions and Application on the Projected Circle of an Oblique Elliptic Intersection Line on a Surface of Body-tilted Cut;
曲面斜截体椭圆投影成圆的几何条件及其应用
Research on Seepage-Prevention Wall Design of Large Canal Slope under High Lateral Seepage
高侧渗条件下大型渠道边坡截渗墙设计研究
Effect of different elevated temperature conditions on fire resistance performance of H-section Column
不同升温条件对H型截面柱的抗火性能的影响
Influence of Material Models and Boundary Conditions on the Temperature Field of Steel-Concrete Composite Sections
材料模型和边界条件对组合截面温度场的影响