定义 1.(确切而简要的说明) definition; delimiting 确切的定义 an exact definition; 给一个词下定义要比举例说明它的用法困难。 to give a definition of a word is more difficult than to give an illustration of its use.2.(给以确切而简要的说明) define 被定义为 ... be defined as ..
飘泊无定 drift from place to place; here today and gone tomorrow
萍踪无定 one's whereabouts are [is] uncertain [unknown].; go hither and thither like a floating weed; roaming about; wandering aimlessly
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例句与用法
1 non - conformings are marked with formal but not defined means , such as pencil or tapes 对有缺陷品作正式但无定义的标示,例如用铅笔或胶纸
If the value of this last parameter was not supplied by the caller , the value of the corresponding property is undefined 如果调用者没提供最后一个参数的值,那么对应属性的值是无定义的。
Artist quotient regulates artistic standard . the artistic quotient test brought to you by esd 一般人的审美眼光从无定义,唯美学商数aq - artistic quotient以具体而标准的方法透视个人对美学的观感。
This paper introduces a method of variable structure control based on the feedback linearization , which can solve the stability problem of the feedback linearization when there are some plots which relative degrees havent definition in the concerned state region 在非线性系统反馈线性化方法的基础上,采用了变结构控制,解决了当在所关心的区域内存在相对度无定义的点集时,直接采用反馈线性化方法不能保证系统的稳定这一问题。
Abstract : this paper introduces a method of variable structure control based on the feedback linearization , which can solve the stability problem of the feedback linearization when there are some plots which relative degrees haven ' t definition in the concerned state region 文摘:在非线性系统反馈线性化方法的基础上,采用了变结构控制,解决了当在所关心的区域内存在相对度无定义的点集时,直接采用反馈线性化方法不能保证系统的稳定这一问题。
At present , sports marketing is an idea with meaning but without exact definition . some enterprises eager for quick success and isntant benefit have used sport marketing as a fast way of making money similar to sales promotion . therefore , sports marketing does not play an important role for these enterprises . for those enterprises stressing long - term interest , sports marketing is more effective and useful than promotion and advertising 目前体育营销是一个有内涵而无定义的概念,急功近利的企业把体育营销更多地看成是和促销一样的短平快营销手法,而不能正确认识体育营销内涵,因而体育营销对企业并无太多的促进作用;注重长远利益的企业视体育营销是绝对高于促销、广告之上的一种高层次营销手法,尤其是在产品层面和市场层面的营销趋同性越来越严重的时候,体育营销给企业的作用将是多元化、复合型、持久性的。
First , it delves into the key technique of eis ? image registration , and presents an effective registration algorithm which is from coarse toprecise and form local to global . second , it applies recursive kalman filtering technique inmotion filtering of registration parameters and makes motion compensation for practical image . finally , it takes advantage of mosaicking to reconstruct undefined regions to avoid theubiquitous information missing and image degradation . this algorithm has high precision as wellas high speed 首先,对电子稳像中关键环节? ?图像配准技术进行了深入研究,给出一种由粗到精、由局部到全局的高效配准算法;接着,采用了递归kalman滤波技术对配准参数进行运动滤波并对实际图像进行运动补偿;最后,利用了图像拼接技术进行“无定义区”重建,避免了普遍存在的信息丢失和图像降质问题。