查询词典 slump

Slump 1 a sudden decrease in prices, sales, profits etc骤降 slump in a slump in car sales 2 a period when there is a reduction in business and many people lose their jobs :衰退时期 The war was followed by an economic slump.

咖啡的种植之所以集中在此一带状区域，主要是受到气温的限制。因为咖啡树很容易受到霜害，纬度偏北或偏南皆不适合，以热带地区为宜，此地区的热度和湿度最为理想。

Slump 1 a sudden decrease in prices, sales, profits etc骤降 slump in a slump in car sales bbs.TopSage.com 2 a period when there is a reduction in business and many people lose their jobs :衰退时期 The war was followed by an economic slump.

关于咖啡的产区，关于咖啡的产区，特性咖啡的生产地带介于北纬 25 度到南纬 30 度，涵盖了中，西非，中东，印度，南亚，太平洋，拉丁美洲，加勒比海的许多国家。

Dogfish, TLT was moving between 90 to 96 during the stock slump around year end, it was the indicator then, the range has changed after equity broke out of slump.

matte大姐，先问一个问题，你在以前的帖子里提到根据bond看大势，特别提到了TLT。现在TLT破位了，说明了什么问题？

The paper discusses main environmental geology problems caused by mining of coal, such as mining slump, land subsidence. Karst slump, soil hole slump and groundwater meagerness, pollution caused by mine water and coal gangue.

概述了淮南矿区采矿引起的负环境效应，如采矿塌陷、地面沉降、矿坑排水疏于引起的岩溶土洞渴陷、地下水枯竭、矿井水和煤矸石对环境的污染等。

Under the normal test conditions, the initial slump of High Belite Cement Concrete or VC value is similar to that of medium-heat cement concrete as well as the slump loss with time.

该水泥能耗低、环境污染少，同时又具有水化热低、后期强度高、耐久性好等优点，为配制新型的低热高性能大坝混凝土提供了可能。

A portable photosynthesis system made by PPSYSTEM Ltd. was used to study the photosynthetic properties of 3 cultivarsof Rubus idaeus under the field conditions. The results indicated that the individual leave net photosynthetic rates had 2 peaks during a day,an obvious photosynthetic midday slump was observed in A,there was a significant difference in midday depression among the 3 cultivars;evaporation rates of B and C had 2 peaks during a day,while A had 1 peak,and an obvious midday slump was observed in B and C;Stomatic conductance is the key factor of midday slump;Compared with B and C,A had a higher water using efficiency,which will consume less soil water.

利用英国PP-SYSTEM公司生产的TPS-1便携式光合作用测定系统，对3个树莓品种的光合特性进行了比较研究，结果表明树莓叶片光合速率日变化呈双峰曲线，A品种&日中低落&现象明显，B、C品种不甚明显；B、C品种的蒸腾速率日变化曲线基本上为双峰型，日变化过程中的&午休&现象非常明显，而A品种为单峰型，日变化过程中的&午休&现象不甚明显；此外，叶片气孔导度与叶片光合速率的日变化趋势基本一致，呈平行变化趋势，说明气孔导度是影响光合速率的直接因子；较B、C品种而言，A品种具有较高的水分利用效率，说明其更能节约并有效地利用土壤水分。

The slump and the time of slump are tested through the method of slump test, and the properties of concrete are calculated and analyzed. The study denotes that for C20 grade concrete, the value of the shear yield stress σ0 and plastic viscosity η is the smallest when the fly ash contains 20% weight of Portland cement; for C60 strength grade concrete, the value of plastic viscosity is the smallest when fly ash contains 20% weight of Portland cement and the value of the shear yield stress σ0 is the smallest when fly ash contains 30% weight of Portland cement.

利用改良坍落度筒的实验方法对坍落度和坍落时间进行测试，并进行相应的计算与分析，实验结果表明：强度等级为C20的混凝土，粉煤灰掺量为20%时粘度和屈服应力值最低；强度等级为C60混凝土，粉煤灰掺量为20%时，其粘度最低，而屈服应力值在粉煤灰掺量为30%时最低。

The results demonstrate that the pump transportation behavior of concrete can be better evaluated using the inverted slump cone to measure the outflow time for all concrete, slump spread and slump constant.

结果表明：采用倒置坍落度筒测定拌合物全部流出所需时间，辅以扩展度和坍落度，可以较好地评价混凝土的泵送性能，水胶比仍然是影响混凝土流动性和抗压强度的主要因素。

Proposing simple evaluation methods and evaluation values are the key factors affecting the popularizing of self-compacting concrete technology. The advantage and disadvantage of several methods for evaluating the workability of self-compacting pumpcrete, such as slump, bleeding under pressure, slump flow, the outpour time of inverse slump cone, the flow speed of Orimet meter,...

探讨了坍落度、压力泌水、扩展值、中边差、倒坍落筒流下时间、Orimet仪的流出速度、L型流动实验等多种评价免振捣泵送混凝土工作性能的指标及其优缺点；经对比分析并结合实验研究和工程实际，提出了实用的新拌免振捣混凝土工作性评价指标及其合理取值区间：坍落度一般应控制在 230~260mm，倒坍流下时间 8~15s，扩展值 600~700mm，中边差值≤25mm，压力泌水实验中的S10不超过 40%， V140在 40~110mL。

The different kinds of coal ash have obviously different influences on concrete slump and concrete slump losses because of the different fineness, water requirement ratio and ignition loss, and the fine coal ash with low ignition loss can more obviously restrain the concrete slump losses.

随着粉煤灰掺量增加，混凝土早期强度随着粉煤灰掺量而变化，当掺量在20％左右时，对7天强度影响不大，而当掺量＞30％时，早期强度明显降低；但掺粉煤灰混凝土后期强度增长较快，而且在掺量＜30％范围内随粉煤灰掺量增加而增大。 3。粉煤灰混凝土具有十分良好的工作性，流动性及填充性，易于泵送。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。