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zero order geodetic network 零级大地网
The dark fringes in the photographs represent the roots of the first Bessel function of zero order. 在这些照片上,可以由条纹分布给出一类零阶贝塞尔函数的根值。
One is single-cone sampling tomosynthesis which corresponds to the zero order Bessel window function. 一种是以零阶贝塞尔函数为窗函数;采用单个的采样园锥.
Geodetically, the configuration of geodetic network can not he fixed. 从测量角度来看，就是网的绝对位置无法确定，网形浮动。
Fabrication of Zero order Nulled Silica Phase Masks for 248 nm KrF Excimer Laser[J]. 引用该论文根祥;程美乔;葛璜;简水生;王圩.
It consists of three parts which are establishment of 2000 National GPS Geodetic Network,its combination adjustment with national astro-geodetic network and 2000 National Gravity Fundamental network. 它主要包括建立2000国家GPS大地控制网,2000国家重力基本网,以及前者与国家天文大地网的联合平差等,以实现国家3维地心坐标系统的坐标框架。
Results The amount of HPMC and lactose had significant effects on the release of allopurinol.The release behavior of the tablets followed the zero order equation. 结果羟丙基甲基纤维素(HPMC)和乳糖的用量对释药有显著性影响,别嘌醇缓释骨架片的体外释药行为符合零级释放模型。
The studies on release process in vitro revealed that the release of captopril from pellets was retarded significantly and the release process followed the zero order kinetics. 经体外释放实验证明，制得的控释微丸能明显延缓药物释放，释放过程符合零级动力学。
Data Quality Assessment on the Third Order GPS Geodetic Network 三级GPS大地控制网观测数据质量检测
The reaction consists of the first order reaction of the hydrolysis of astaxanthin esters and the zero order reaction of the degradation of astaxanthin. 建立了虾青素酯水解动力学模型，结果表明该反应是一个虾青素酯水解的一级反应和游离虾青素降解的零级反应组成的连串反应。
Generally, the exit wave function highly dominated by zero order Laue zone (ZOLZ), but in some cases high order Laue zone (HOLZ) effects needs to be considered. 一般说来，出射面波函数主要由零级劳埃带决定的，但在某些情况下，高级劳埃带效应也必须考虑。
To find the form of suspension cables precisely, the Newton-Raphson iteration is used and the zero order optimization arithmetic is also dedicated to control the procedure. 基于牛顿-拉普森迭代对悬索体系的找形进行了研究,同时采用零阶优化算法对迭代进行优化控制,并对影响求解精度的因素进行了分析。
The combined adjustment of astro geodetic and space geodetic networks is of great significance for checking, controlling and strengthening the astro geodetic network, and for establishing and extending the geocentric coordinate system. 天文大地网与空间大地网联合平差 ,对于检核、控制与加强天文大地网以及建立与扩展地心坐标系 ,都具有重要意义。
the third-order GPS geodetic network 三级GPS大地控制网
Using the matching asymptotic expanding method, the Solutions for a class of nonliear singularly perturbed problems are discussed. Zero order asymptotic expansions of solution for boundary value problem are obtain. 摘要利用匹配渐近展开法，讨论了一类非线性奇摄动问题的解，得出了奇摄动边值问题的零次渐近展开式。
This device includes selective leakage-current protection of longitude and transverse on the principle of direct current detecting and the direction of zero order current and time lag. 该保护装置利用直流检测和零序电流方向及时差原理实现纵、横向选择性漏电保护;
The solution of the zero order of the first kind Bessel beam (nondiffracting J0 beam) is given by superposition of the plane waves whose wave vectors lies on the surface of a cone. 摘要由同一锥面上的平面波叠加，给出无衍射第一类零阶贝塞尔光束（无衍射J0光束）的解。
In order not to be late, she cut across the fields. 为了不迟到，她抄近路穿过田野。
We started early in order to arrive before dark. 为了在天黑前到达，我们很早就动身了。
A combined adjustment(phase I) of the nationwide astro geodetic and GPS geodetic networks was accomplished early in 1998. The paper reports the principles adopted and the models used in the adjustment and presents results. 全国天文大地网与全国 GPS大地网联合平差 (I期 )于 1 998年初完成。本文报告平差采用的原则和模型 ,并提出平差结果。