查询词典 in rough

The primitive notion in rough set theory is a pair of upper and lower approximation operators induced by the basic structure, an approximation space, consisting of a universe of discourse and a binary relation on it.

粗糙集理论的核心算子是从近似空间导出的一对非数值型算子-上近似算子与下近似算子，这一对近似算子是整个粗糙集理论与应用的基础。

This undated handout photo by Jan Griffith, received on April 6, 2009, shows cattle dog Sophie Tucker, a pet dog that fell overboard in rough seas off Australia.

葛里菲斯提供，於四月六日接获，但未注明拍摄日期的照片中，是在澳洲外海跌落巨浪中的宠物牧牛犬苏菲。

Based on deep search in Rough set theory, combined with database operations, a new algorithm to approach feature reduction is introduced.

在深入研究粗糙集理论的基础上，结合数据库操作知识给出了基于核属性依赖的属性约简新方法。

Then, two new algorithms based on conditional entropy, namely CEBARKCC algorithm and CEBARKNC algorithm, are developed in the thesis.

在上述规律的基础上，论文提出了两个新的基于Rough Set理论的启发式知识约简算法：CEBARKCC算法和CEBARKNC算法。

Discretization of continuous attributes is always one of the key problems that need urgent solutions in rough sets theory.

连续属性的离散化是粗糙集理论亟待解决的关键问题之一。

The discretization of real value attributes is one of the most main problems in rough sets theory.

最后用一个算例来说明本文提出的方法的合理性与有效性。

In turn these "jockey" skids change the angle of the hydrofoils to provide extra lift so that the Hydrofin boat rides the wave crests in rough water.

在把这些&赛马&打滑变化的角度来看，该水翼提供额外的电梯，使该hydrofin船民乘坐的波顶在粗糙的水。

Leaving alone set of base pin general multi-choices in rough and straightforward willowy blood stream rich easy fixed vein, if wants the vein expensively, a vein, the median vein, is not easy to choose in the lower limb, because the lower limb valvulae venarum are many, easy to have the phlebitis.

留置套管针一般多选择在粗直有弹性血流丰富易于固定的静脉，如贵要静脉，头静脉，正中静脉，不易选择在下肢，因为下肢静脉瓣较多，易发生静脉炎。

His return was delayed near the end of his voyage when his single-masted boat sustained a broken bulkhead in rough seas off Mexico, forcing him to stop at Puerto Vallarta long enough for his father to fly in to make repairs.

他的返程在接近尾声时延迟了，当他的单桅帆船的舱壁破裂，在墨西哥海域遭遇巨浪，迫使他停在瓦利亚塔港足够长的时间，他的父亲飞来修理。

His return was delayed near the end of his voyage when his single-masted boat sustained a broken bulkhead in rough seas off Mexico, forcing him to stop at Puerto Vallarta long enough for his father to fly in to make repairs.

在他行至墨西哥附近的海域接近旅途结束的时候，他的单桅帆船的隔板断了，当时海面上波涛汹涌，这迫使他不得不停靠在墨西哥的瓦亚塔港口，直到他的父亲乘飞机赶到为他修理帆船。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。