However,in reality,it is often difficult to exactly characterize the demand. This paper considers the online newsboy problem with one-way substitution and unknown demand information.
针对需求信息未知的情形,建立了单周期具有单向可替代性的两产品在线订货报童模型,设计了有效的在线订货策略并进行竞争分析,给出了该问题的最优竞争比以及对应的最优订货量。
参考来源 - 单向可替代报童问题的最优在线订货策略The effect of assistance of ultrasonic wave on granule appearance of corn starch and the substitution degree were investigated.
研究了超声辅助作用对淀粉颗粒形貌和产品取代度的影响。
参考来源 - 超声辅助制高取代度羧甲基淀粉钠的研究At last, we discriminated "其实" with other correlative words from the aspects of "substitution" and "continuous use".
最后我们从替换和连用两个方面对“其实”和其他实情连接成分加以辨析。
参考来源 - 篇章关联副词“其实”的多角度分析In particular, substitution is often employed to facilitate the audience’s understanding, owing to ephemerality of a stage production.
变形是译者在戏剧翻译中经常采用的方法,因为人物的台词转瞬即逝,保留原意象有时会妨碍观众的理解。
参考来源 - 以演出为目的的戏剧翻译Analyzing the reaction mechanism of every process, especially the nuclephilic substitution reaction and Hofmann recomposition reaction were studied.
3.对各步反应机理进行分析,重点研究了亲核取代反应和Hofmann重排反应。
参考来源 - 甲磺酸帕珠沙星的合成The nucleoplasm intereffect was the genetic way of the response of wheat nucleus substitution line fertility of D2 genus Aegilops cytoplasm on light and temperature.
核质互作是D2类山羊草细胞质小麦核代换系育性对光温反应的遗传方式。
参考来源 - D2类山羊草细胞质普通小麦核代换系育性在不同光温条件下的差异 The Reaction to PhtoThe conditions upon which a substitution box in a block cipher can be perfectly masked by Boolean values at a masked S-box output.
基于分组密码中置换盒可以被通过伪装输出S盒的布尔函数值完美伪装。
参考来源 - 边信道关键技术研究Several methods such as ion implantation,ion substitution,thin film deposition and femto-second etching are commonly used at present.
目前常用的制备波导的方法主要有离子注入,离子置换,薄膜沉积以及飞秒刻蚀等。
参考来源 - 离子注入与热扩散法制备光波导的研究Base substitution was 20,4.56%, with transition more than transversion, the rest was 20 intervene /default, the proportion of base substitution and intervene/default was 1:1.
碱基替换与插入/缺失的比例为1：1。
参考来源 - 六个鲫鱼品系DNA遗传多态性及其亲缘关系研究·2,447,543篇论文数据，部分数据来源于NoteExpress
"he sent Smith in for Jones but the substitution came too late to help"
同义词： exchange commutation
以上来源于: WordNet
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