查询词典 indispensable

Three meals a day, is there any kind of food is indispensable?

每天三餐，有哪一种食物是不可缺的？

Thus an effective reduction algorithm for document vectors are indispensable, while those traditional algorithms based on frequency and threshold filtering may often lead to the loss of many effective information.

而传统的基于频率的阈值过滤法往往会导致有效信息的丢失，也影响了分类的准确度。

Throttle valve as expansion valves, regulating valves, it is refrigeration system indispensable four one important equipment.

节流阀又称膨胀阀、，他是制冷系统不可缺少的四大重要设备之一。

The indispensable officers of a lodge are the Worshipful Master [77] the Senior and Junior Warden, and the Tiler.

不可或缺的人员一提出是worshipful硕士[ 77 ]高级和初级的舍监，并

It's indispensable to recognize the importance of protecting and developing Timbal culture/ We should adopt affirmative and effective steps to recur the resplendence of Timbal culture.

认识到保护和发展铜鼓文化的重要性是必要的，我们更要采取积极有效的措施来保护和传承铜鼓文化，使铜鼓文化的辉煌得以重现。

THERE are numerous time-honoured stories which have become so incorporated into the literature and thought of our race that a knowledge of them is an indispensable part of one's education.

许多历史悠久的故事已经融入了文学和我们民族的思想，有关这些故事的知识是人类教育中不可缺少的部分。

When an end is lawful and obligatory, the indispensable means tois are also lawful and obligatory.

如果一个目的是正当的而必须达到的，那么达到这个目的的必要手段也是正当而必须采取的。

The semantic descriptive method used in this dissertation has the following characteristics: First, the traditional input-output function is replaced by trace valued function as the denotation of programs. It helps to explain the process of program execution and thus facilitate programming and debugging. It is indispensable in the formal description of interactive languages.

本文采用的语义描述形式有如下几个特点：一是用时迹函数代替传统的输入输出函数作为程序的指称，这有助于揭示程序的执行特征，对具体的编程实践尤其是程序调试具有较好的指导作用，对于交互式程序的语义刻划更是必不可少的手段。

As an indispensable part ofeconomic association, trade is good for their economy development.

作为经济交往的重要的一部分——国际贸易，在两国经济发展中占有重要地位。

If, therefore, a deduction of such concepts is indispensable, it must in any case be transcendental.

所以，如果这类概念的演绎是不能缺少的，这种演绎就必须是先验的。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。