查询词典 deterioration

The company performs the professional design according to the investment scale and the production features, uses the international advanced falling film heating vaporation technology, the rectification process is characterized by high heating rate and low energy consumption, the liquid in the caldron is in the motion state all the time, which solves the technical problems of the traditional fractionation equipment such as long time stationary material liquid in the caldron, locally heated media, deterioration or polymerization, more bottom settlings and unpleasant burned taste caused by overtemperature.

公司根据企业的投资规模和生产特点进行专业设计，运用了国际上先进的降膜加热蒸发技术，分馏过程加热速度快、能耗低、釜液始终处于运动状态，解决了传统分馏设备存在的原料液在塔釜内长时间静止、介质局部受热、温度过高、导致产品变质或聚合、脚子多、产品带有不愉快焦味等技术难题。此外，采用了真空状态下连续出料技术，解决了分馏过程中系统放料操作通入空气，导致系统真空不稳定及带来热敏性介质氧化聚合问题。

Problems including the scarcity of water resources, the deterioration of water and pollution of water environment have become severer.

水资源短缺、水质恶化和水环境污染等问题日益严重，人们也在不断探索解决这些问题的办法。

In order to avoid thee one sidedness of using only one index to decide the wear extent,a comprehensive deterioration index is put froward based on thee theory of fuzzy comprehensive analysis,and the corresponding criteria are set up also.

为了避免使用一种铁谱定量参数的劣化值进行磨损状态判别时存在的片面性，运用模糊评判理论，引入综合劣化值概念，建立了评判标准；针对引入的劣化值，开发了相应的数据处理系统，用于劣化值计算及磨损状态判别。

In the practice it plays an important part in insect surveys, the choice of grain method, the improvement of grain storage level, the extension of storage time and the delay of grain quality deterioration. 1 Research on stored product insects in large warehouse 1.1 Community composition and structure analysis of stored product insects in large warehouse By means of GJ89 type probe trap investigation of stored grain insects and analysis of community composition and structure of large warehouse were carried out in Chongqing Beibei State Grain Reserve Depot. The results showed that there were main Lipocelis botrychophilus、 Cryptolestes ferrugineus、 Tyrophagus putrescentiae and Sitophilus zeamais etc in large warehouse

高大平房仓储粮昆虫生态学研究 1.1 高大平房仓散装储粮昆虫群落组成及结构分析使用GJ89型粮虫陷阱检测器对中央储备粮重庆北碚直属库高大平房仓储粮昆虫进行系统调查，并对其群落组成及结构进行了分析，结果表明高大平房仓储粮昆虫主要有书虱Lipocelis botrychophilus、锈赤扁谷盗Cryptolestes ferrugineus、腐食酪螨Tyrophagus putrescentiae和玉米象Sitophilus zeamais等4类，其中书虱为绝对优势种群；在粮堆垂直方向0～50cm 4类昆虫发生最多，100～150cm发生最少；4类昆虫在粮面0～50cm丰富度、优势度、多样性及均匀度4项指标均高于50～100cm和100～150cm，水平方向6个区域各项指标差异不大。

With the stringentness of emission regulation and the fast deterioration of air quality, the research of engine e...

随着排放法规的加严和国内空气质量的恶化，对于内燃机排放的控制技术研究已经成为热点。

With the stringentness of emission regulation and the fast deterioration of air quality, the research of engine emission control has become a focus.

随着排放法规的加严和国内空气质量的恶化，对于内燃机排放的控制技术研究已经成为热点。

Ironically, it is that very deterioration which has now led specialists to make a startling discovery: the anonymous artist who painted the Virgin Queen had originally depicted her clasping a snake, coiled suggestively around her right hand.

反讽的是，正因为画本身耗损，今天专家才会有惊人的发现：这位不知名的艺术家原本画的童贞女王，手上紧握一条蛇，意有所指地缠绕她的右手。

New study results suggest that the reality in the production of other heavy metals in superstandard also will result in business card printing and membership card making the deterioration of the environment, even the operator health.

最新的研究结果表明，现实生产中的其它重金属的超标也将导致制卡和会员卡制作环境的恶化，甚至影响操作人员的健康。

Second, flood also caused the reduction of the local arable land and terrene deterioration in the domain of agricultral production, which caused the cultivation system changed, from the high yield rice farming to the low yield dry farming of gain one time every year.

水患的社会影响首先在物质层面，第一，水患导致了淮河流域人口的缺损，主要表现在两个方面：一是水灾造成的直接人口损失；二是因水灾而起的瘟疫、劳役等引起的间接人口缺失，损失巨大，触目惊心。

In general, Tetrigidae insect diversity was higher in southern China than northern China. We speculate that this pattern can be partially explained by the Pleistocene forest refuge theory and eco-environmental deterioration.

总体上来说，中国蚱科昆虫生物多样性南部比北部丰富，我们认为可从两方面来解释，一是更新世森林避难所的形成，二是生态环境的恶化。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。