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ABSTRACT:With the rapid develepment of technology and economy,competition during business become more ane more drastic.

随着科学技术的不断进步和经济的迅猛发展，企业之间的竞争也越来越激烈。

This paper adopted DRASTIC Method to analyze and assess the antipollution of the groundwater systems of 11 cities in Jiangxi Province based on their physical geography and geohydrologic condition.

本文简单介绍了江西省主要城市自然和水文地质概况，采用DRASTIC方法对11个城市的地下水系统防污性能进行了分析评价。

Aureomycin on reduction with zinc-acetic acid gives desdimethylaminoaureomycin under mild conditions and desdimethylaminodesoxyaureomycin under more drastic conditions.

金霉素在冰醋酸与甲醇溶液中，用锌粉氢解，在温和条件下，产生脱二甲胺金霉素；较剧烈条件下，则生成脱二甲胺脱羟金霉素。

It has been a drastic change from autocracy to democracy.

从专权政治到民主政治，确实有很大的改变。

However, there is another fact cannot be neglected, that is happened now and again that the ultra drastic and collective incidents, such as collective appeal for help, besiege, blocking up way, and autotomy, violent crimes and other behaviors for venting one's anger acting mainly by vulnerable groups.

然而，另一个不容否定的事实是，以弱势群体为主的集体上访、围攻、静坐、堵路等过激的群体性事件以及自残、暴力犯罪等个人泄愤行为仍时有发生。

The distributions of mitochondrial and chloroplast haplotypes imply that local drastic"founder effect"and"backcross" have played important roles in the establishment of the hybrid populations.

从线粒体和叶绿体单倍型的地理分布可以看出杂种群体的建立曾经历强烈的奠基者效应和回交。

Bellick has the tables turned on him upon his return to Fox River Penitentiary. Michael and Lincoln are taken into custody to be transported back to Fox River, forcing Mahone and Kellerman to take drastic measures to ensure that the brothers make it to the prison morgue instead of their cells.

Bellick回到Fox River监狱，不过风水轮流转，这回他的身份变成了犯人；Michael和Lincoln被抓并即将遣返Fox River监狱，但是Mahone和Kellerman要想尽一切手段保证兄弟俩被送往监狱的停尸间，而不是监狱的牢房，此时一个意想不到的同盟者

If I had foreseen such a drastic bearish change in the market, I would have never dared to get into it.

假设我能预见到如此猛烈的下跌行情，我绝不敢进入股市。

Ferguson has reacted with more bemusement than anger though , and has taken a drastic decision regarding the club s future involvement in the competition .

爵爷对这件事起先的反应是困惑大于愤怒，显而易见的是，这对于俱乐部方面尤其是比赛带来了严峻的考验

Such a method can replace traditional reaction with phosgene as the carbonylation reagent, involving the toxic reagent and drastic reaction conditions, the new herein studied method is environmentally benignancy and has atom economical selectivity.

它可代替以往的利用光气来给化合物引进一个羰基的方法，具有原子经济反应的高选择性和对环境的友好性，从而越来越受到人们的关注，已成为C〓化学中羰基合成领域的一个重要的研究热点。

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。