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It's black-red quality, enhanced through the wax polish and through maturing, may have brought it into fashion as a substitute for the costly red sandalwood.

经过上蜡和经过年久成熟，其黑红色质地更加美观，可能使这种木材作为贵重紫檀木的替代品得以流行起来。

And when performed by bleary-eyed humans, the laborious task of finding and then fixing or eliminating incorrect, incomplete or duplicated records was costly - and it often led to the introduction of new errors.

当靠人朦胧的双眼做这件事的时候，发现并改正错误的、不完整的或重复的纪录是一项很费钱的辛苦任务，还常常会导入新的错误。

With his protégé, Danny McCoy (Josh Duhamel,"All My Children") an ex-U.S. Marine and Las Vegas native, they deal with card-counting cheaters, costly streaks of random luck and rival casinos stealing their big-money players.

第3季加入饰演Monica Mancuso的劳拉佛林鲍尔，她是饭店的新老板，其浮夸华丽的风格与组织严密的小组形成强烈对比，使得在每一个剧情转折处都充满神秘和阴谋的高潮。

Gardner and Stern's list is broken down into separate categories, taking into account that while costly actions might be more effective, there is also a need for people to know the relative effectiveness of cost-free or low cost actions.

考虑到花费性方法的效果可能更好，杰拉尔德。加德纳与保罗。斯特恩的方法可细分为不同的类别，但人们也有必要了解免费和低消费方法的相关效果。

It is important in multi-wavelength systems to have enough dispersion to break up cross wavelength interference problems but not so much dispersion that high bit rates become costly to transmit.

多波长系统中必须有足够的色散率来解决交叉波长干扰问题，但是也并不需要这么高色散率使比特传输的成本大大增加。

Based on qualitative analysis and comparison of several options for suppressing transverse vibration on deck type steel plate girder of railway bridge,conclusions are made as follows:with static reinforcing,the vibration amplitude can be suppressed to some extent,but quasi-resonance of the bridge can not be avoided,moreover,the construction is inconvenient and costly.

通过对目前抑制铁路上承式钢板梁桥横向振动的几种方案进行定性的分析和比较，认为：静力加固方案可以使桥梁振幅有所减小，但不能避免准共振现象的发生，而且工程造价较高，施工也不方便；两桥连接方案减振效果明显(减振率近50%)，比较经济也比较方便，但同样不能避免准共振现象的发生；动力减振方案可以有效的抑制桥梁的准共振现象(现场试验中减振率达51.83%)，而且工程造价较低，施工简单、方便。

But line rotary cutter die cutting machine is also a costly Rotary processing cycle length-cutting roller.

但连线圆压圆模切也有模切刀具成本较高圆压圆模切辊加工周期长的缺点。

Polyester would provide the best performance, but it is considered too costly for widespread use; acrylics are also considered too expensive despite the fact that they have superior properties for such uses.

涤纶纤维的性能最好，但人们认为它造价较高而不能大量使用；丙烯腈尽管具有许多优异的性能，但也被认为价格较高而不宜作此用途。

Polyester would provide the best performance, but it is considered too costly for widespread use; acrylics are also considered too expensive despite the fact that they have superior properties for such uses.

涤纶纤维的性能最好，但人们认为它造价较高而不能大量使用；丙烯腈尽管具有许多优异的性能，但也被认为价格较高而不宜作此途。

In room temperature, the pulse needs thousands of voltages and more then ten thousand amperages, which needs prodigious and costly electric current pulse generator.

但在室温条件下使钢的基体组织发生变化，需要数千伏以上电压、上万安培的电流才能达到，这需要庞大的脉冲发生器机组和很高的成本造价，而在800～900℃的高温条件下对合金试样加以千安级以下脉冲电流同样可以达到目的。

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。