查询词典 fifteen

I'm late," he thought,"I only have fifteen minutes to get to lunch.

我晚了，"他想，"我只有十五分钟的吃饭时间了。

I will be ready in fifteen minutes.

我十五分钟后就好了。

I don't need your help. Fifteen?

我不需要你们的帮助 15岁？

She is fifteen years old . She is my good friend.

她十五岁。她是我的好朋友。

He has been there for fifteen years.

他已经在那里呆了15年了。

You have fifteen minutes. Do you hear me?

你有十五分钟，你听到了么？

I've been in that company for fifteen years.

我在那公司做了十五年了。

My life likely to last ten to fifteen years.

你的离弃，会是我最大的痛苦。

He has a boy of fifteen years old.

他有一个15岁的男孩。

You're just fifteen, I'm twenty-two

你只有15岁，我20岁

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。