性孢子器近圆瓶状,几乎全部突出寄主组织。
应用卫星绝大部分都是近圆轨道的卫星 ,其中又有很多是需要进行轨道控制的。
Most of application satellites are running in near circular orbits, and many of them need to be controlled.
首先基于二体假设,采用两种方法系统地研究了圆或近圆轨道上卫星编队飞行的相对运动。
Based on the two-body assumption, two methods are used to investigate the relative motion of satellite formation flying on circular or near-circular orbits.
针对圆(近圆)轨道航天器相对运动的固定时间状态转移问题,提出了一种基于导航点的多脉冲优化轨迹生成策略。
An optimal trajectory generation strategy based on way-points is presented to solve the fixed-time state transition for spacecraft relative motion in a circular orbit.
导航卫星一般采用近圆轨道,当卫星轨道偏心率或者轨道倾角接近于零时,利用GPS卫星开普勒轨道根数拟合卫星广播星历会出现一些问题。
When their orbit eccentricity or inclination are near zero, some problems may occur when the GPS Kepler orbit elements fitting method is applied to fit their broadcast ephemeris parameters.
但对于一些著名的蜘蛛,如巨型的金丝圆蛛,是近一次有新的物种被发现要追溯到19世纪。
But for some well-known varieties, such as the giant golden orb weavers, the last time a new species was discovered was in the 19th century.
在M131外圆磨床上的补偿磨削试验结果表明,所设计的测量补偿系统能够达到改善被加工工件圆度的目的,补偿后工件圆度误差减少近30%。
The compensation grinding test on M131 cylindrical grinder showed that the designed measuring & compensating systems have improved the roundness of machined workpiece up to 30%.
对近紫外圆二色作为光谱探针,研究蛋白质中芳香氨基酸残基、二硫键微环境的变化作了简单介绍。
The method that near-UV CD spectrum served as useful probes to provide the information of dissymmetric environments of aromatic residues and disulfur bonds is also introduced briefly.
如捕捞有近大西洋鳕鱼一旦被遗忘,丰富的品种,像黑鲔鱼和美味佳肴上一年圆弧走向灭绝。
Once-plentiful species like Atlantic cod have been fished to near oblivion, and delicacies like bluefin tuna are on an arc toward extinction.
通过采用流动显示、PDA、PIV 等多种先进测试手段从定性到定量,从单点时均到全场瞬时,从多个角度深入探讨了两相圆湍射流中近喷口区域颗粒相对气相调制规律的物理机制。
The physical mechanism of the modulation law from the particle-phase to the gas-phase was discussed from several points of view by means of flow visualization, PDA and PIV measurement.
刀刃锋利的关键所在:手必须保持水平运动,力必须均匀,刀背必须保持平直或圆直,近刃口部不得有一点驼背。
Sharp blade key: hand must keep horizontal motion, force must be uniform and owner. on back must be straight or round straight, nearly edge department can not have a little hunchback.
今年韩圆兑美元汇率下跌了近20%,原因是石油和其他商品价格的上涨令进口支出增加。
The won declined nearly 20% against the U. S. dollar this year because of greater spending on imports due to higher oil and other commodity prices.
因头发有粗,圆,不服帖等特点,要让作品达到“平,亮,均匀,自然”的效果,仅艺人们所用的针法就达近十种。
Since hair is thick, round, intractable, craftsmen use as many as ten kinds of needling to make workmanship "smooth, bright, even and natural".
一串制程因子的实验设计,以晶圆薄膜厚度近九点量测。
A fairly large fractional factorial experiment on epi growth was performed, with spatial measurements of thickness and resistivity.
一串制程因子的实验设计,以晶圆薄膜厚度近九点量测。
A fairly large fractional factorial experiment on epi growth was performed, with spatial measurements of thickness and resistivity.
应用推荐