查询词典 terrace cropping

This paper studied the categories and contents of phenolic compounds in greenhouse continuous cropping soil, and their effects on the growth of Cucumis sativus seedlings and Fusarium oxysporum hypha.

研究了不同连作年限大棚土壤中酚酸物质的种类、含量及其对黄瓜幼苗和枯萎病菌菌丝生长的影响。

Similar success stories are cropping up, in patches.

同样成功的故事也在阶段性中出现。

Experimental results show that the two schemes can preserve inaudibility and they are robust enough to against the different signal processing operations. In addition, very large watermarking information can be embedded into the original audio signal. Furthermore, it can resist the cropping and MP3 compression attacks.

仿真实验结果表明，两种算法都具有较强的鲁棒性和不可感知性，水印嵌入容量大，提取水印时不需要原始音频信号的参与，并且对裁剪、时间伸缩等攻击具有较强的稳健性，是可行的数字音频水印算法。

In Britain the practice of inclosure allowed landlords to set aside plots of land, formerly subject to common rights, for intensive cropping or fenced pasturage, leading to efficient production of single crops.

英国的圈地运动使得地主可以将原本属于共同产权的大片土地用于密集种植或围栏放牧，这就形成了有效的单一农作物生产。

A slideshow posted on YouTube accused CNN, Germany's Der Spiegel and other media of cropping pictures to show Chinese military while screening out Tibetan rioters, or putting pictures of Indian and Nepalese police wrestling Tibetan protesters with captions about China's crackdown.

在Youtube上发布了来自美国CNN，德国Der等其他媒体的剪辑图片来显示关于中国军队平息骚乱的西藏暴乱分子，发布印度和尼泊尔的激进的藏族示威者打着中国镇压的横幅的图片。

A slideshow posted on YouTube accused CNN, Germany 's Der Spiegel and other media of cropping pictures to show Chinese military while screening out Tibetan rioters or putting pictures of Indian and Nepalese police wrestling Tibetan protesters with captions about China's crackdown.

这段叙述比较准确，网上的确是对这张CNN可以修改的照片非常不满。但这位记者为什么在这里不加入自己的评论了呢？为什么不解释一下CNN出于什么动机修改的这张照片？

Strawberry Root Rot is more and more important root disease,especially in continuous cropping fields.The whole strawberry garden can be destroyed when root rot is very serious.It has developed the important disease restrict industrial development.

草莓根腐病是草莓根部重要病害，该病近年来逐渐增多，严重时可造成整个草莓园区的毁灭，已成为草莓产业发展的重要病害，世界已报道的根腐病病原物20多种，是较难防治的土传病害。

According to experts' prediction, air temperature will rise 1~4℃, due to warming climate, which makes the growing period of single cropping rice and early rice in China shorten. The isogram of the date of growing period in the eastern China will remove northwards, 1~5 degrees latitude in Northeast China, 3~6 degrees in the Huang-Huai-Hai Plain.

温室效应使气温升高1～4℃，将导致我国各地水稻的一季稻和早稻生育期缩短；东部地区目前的生育期等日期线北移；东北地区北移1～5个纬度；黄淮地区北移3～6个纬度。

Just like present 80 hind same, continuous cropping course of study is to give money to let others do, oneself go playing, neither is delayed.

就象现在的80后一样，连作业都是给钱让别人做，自己去玩，两不耽误。

The link that connects the cropping index with a time series of NDVI is the seasonal rhythm of agricultural crops in a year.

联系复种指数与时间序列NDVI曲线的纽带是农作物年内的循环规律。

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。