half line 半直线 ; 半线
half-line frequency 半行频率
half-way line 中场线
closed half line 闭半直线
half-line pulse 半直线脉冲
magnetic resonance half line width 磁気共鸣半値幅
transformation by reciprocal half line [数] 倒半线变换
half-line block [印刷] 加网线版
In the first chapter, the existence of solutions of initial value problems for first order integro-differential equations on half-line in Banach spaces is considered.
本文第一章考虑Banach空间中半直线上一阶积微分方程初值问题解的存在性。
参考来源 - Banach空间微分系统解的存在性Secondly, we study the existence of countably many positive solutions of boundary value problems on the half-line for differential equations of second order. The fixed-point index theory and a new fixed point theorem in cones are used.
第二,我们利用锥上不动点指标定理和一个新的不动点定理来研究在无穷区间上的二阶微分方程无穷多解的存在性问题。
参考来源 - 多点边值问题正解的存在性·2,447,543篇论文数据,部分数据来源于NoteExpress
In this paper, singular boundary value problems of non-linear equation system on a half-line will be considered.
本文主要研究半直线上非线性方程组奇异边值问题解的存在性。
The move to renewables is picking up momentum around the world: they now account for more than half of new power sources going on line.
世界各地向可再生能源转移的势头正在加快:目前,可再生能源在已上线新能源中已经超过一半。
Nearly half of Colombians live below the official poverty line (though this is set higher than in other Latin American countries).
近一半的哥伦比亚人生活在官方贫困线下(尽管哥伦比亚设定的官方贫困线比其他拉美国家要高)。
In the first match, England's Frank Lampard would have tied the score at 2-all before half-time, but officials did not see his shot bounceacross the goal line and rebound out after hitting under the crossbar.
VOA: standard.2010.06.29
It's this line, "And with forc'd fingers rude" - this is called a broken line or a half-line, and this broken line has been read, I think, rightly as Milton's indication to his reader that he's not even up to the task of writing a sonnet at this point.
是这句,“我不得已伸出我这粗鲁的手指“,-这叫做断裂句,或者半句,将这句理解为,弥尔顿向读者暗示他此时甚至,还不能写好十四行诗是正确的。
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