查询词典 lifeblood

Broken Hill, a town in western New South Wales struggling since its big silver, lead and zinc mine started winding down, now relies on the Indian Pacific's tourist passengers for economic lifeblood.

&告诉我们布罗肯希尔这个偏远地区的小镇现在正借&印第安号旅行乘客的东风大力发展经济命脉。

To Bukharin, it is most important that the proletarian state regulate the economic lifeblood in the process of agricultural cooperatization.

对于过渡时期的国家工业化模式选择，布哈林主张是一种二元结构条件下二元经济的平衡增长模式。

With the sun gone, the world was covered in shadow, and all that remained in the sky were the reminders of Elgar'nan's battle with his father--drops of the sun's lifeblood, which twinkled and shimmered in the darkness.

由于太阳的消失，世界都笼罩在一片黑暗之中，天空中残留下的是太阳在争斗中泼洒出的血液，一点一滴地闪烁在黑暗的天空中，纪念着Elgar'nan与他的父亲那场惊天动地的战争。

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。