查询词典 tightwire

Using characteristic description to define High-Tech fields is mainly expressed by the summary of design thought, material application,structure treatment and construction properteis. In the 1950s, Early High-Tech school focused mostly on technology application and standardization ; in the 1970s, they emphasized industrial techinic, mainly using industrialized steal profil, glass, plastic, metal sheet and tightwire of mass production to display industry succes. In 1990s, late High-Tech school proposes durable developpement concept, to pay attention to tract, to bring importat emation factor into conception, to improve energy using rate, to protect ecological environment, and to creat comfortable environment.

借助一些特征的描述来界定高技术的范畴，主要表现为设计的思想精神、对材料的运用、结构的处理及施工特点等方面的归纳和总结。20世纪50年代早期高技派集中在高技术的采用与构件的装配化、标准化；20世纪70年代强调表现工业技术，主要使用工业化批量生产的型钢、玻璃、塑料、金属板和钢索这些材料炫耀工业成就。20世纪90年代后新高技派，倡导可持续发展理念，注重场所地域性，更发挥情感在设计中的重要因素，用高技术来提高能源使用率，有效地保护生态环境，营造舒适宜人的环境。

It is no doubt worth studying that how to make good use of bolt-net-tightwire compound timbering in soft roke roadway, in that this compound timbering is advanced and economical.

如何针对具体的围岩状况，选择技术上合理、经济上可行的复合支护形式并对其支护参数进行研究，无疑具有很大的现实意义和研究价值。

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。