densities怎么记,densities的词根词缀巧记速记方法-怎么记单词

population density
人口密度
traffic density
交通密度
low density forest
低密度森林
population density 人口密度
density variation 密度变化
density measurement 密度测量
material density 材料密度
localised wood density 局部木材密度
atmospheric density 大气密度
current density 电流密度
traffic density 交通密度

单词例句

Water's density is 10^3kg/m^3.
水的密度为10^3千克/立方米。
Mercury has a much greater density than water.
水银的密度比水大得多。
We were unable to move because of the density of the crowd.
人太多，我们根本就动不了。
The density of gold is quite high, about 19.3 grams per cubic centimeter.
黄金的密度非常高，大约为每立方厘米19.3克。
The density of water at 4°C is optimal for most aquatic life.
在4°C时，水的密度对大多数水生生物来说是最适宜的。
The diamond has an extremely high density, making it one of the densest naturally occurring substances on Earth.
钻石具有极高的密度，是地球上自然存在的最密集物质之一。
Scientists measured the density of the atmosphere to predict weather patterns.
科学家通过测量大气密度来预测天气模式。
Wood has a lower density than metal, which is why it floats on water.
木头的密度低于金属，所以它能浮在水面上。
Astronauts must adjust to the lower gravity and density of space during their missions.
宇航员在执行任务时必须适应太空较低的重力和密度。
The soil's density affects its ability to retain water and nutrients.
土壤的密度影响其保持水分和养分的能力。
The manufacturer specified a maximum density for the foam packaging to ensure it wouldn't be too heavy.
制造商规定了泡沫包装的最大密度，以确保不会过重。
In a dense forest, sunlight penetration is limited, creating a unique ecosystem.
在茂密的森林中，阳光穿透度有限，形成了独特的生态系统。
The city planner designed the building with varying densities to accommodate different lifestyles.
城市规划师设计了不同密度的建筑，以适应不同的生活方式。

By steadily investing innovation and R&D in four key materials – cathode, anode, separator, and electrolyte – and structural design, the 21700 battery series features high energy density, long cycle lifetime, high C-rate, fast charging, strong temperature adaptability, and high safety level, the company said, and has earned it a leading position in its field.

该公司表示，通过在阴极、阳极、隔膜和电解质四种关键材料以及结构设计方面稳步投资创新和研发，21700电池系列具有高能量密度、长循环寿命、高C率、快速充电、强温度适应性和高安全水平，并为其赢得了该领域的领先地位。

BAK Battery announced recently the mass production of its 21700-5.5Ah high-energy density battery cells, representing another milestone for the production of Chinese-made 21700 battery cells.

BAK电池最近宣布大规模生产21700-5.5Ah高能量密度电池，这是中国制造21700电池生产的又一个里程碑。

In the past two years, 21700 battery cells have gained widespread recognition in the small power battery market due to their high energy density and cost advantage compared with traditional 18650 cells.

在过去的两年里，与传统的18650节电池相比，21700节电池具有高能量密度和成本优势，在小功率电池市场上获得了广泛的认可。

According to the company, their products have six major performance advantages: high energy density, long cycle life, high rate, fast charging, strong temperature adaptability and super safety.

据该公司介绍，他们的产品具有六大性能优势：高能量密度、长循环寿命、高倍率、快速充电、温度适应性强和超级安全。

Notably, the batteries displayed by BAK Battery at 2023 Tech G have been optimized by leveraging in-situ interface solidification technology to reduce the quantity of liquid electrolytes and improve the safety and energy density of the batteries.

值得注意的是，BAK Battery在2023 Tech G上展示的电池已经通过利用原位界面固化技术进行了优化，以减少液体电解质的数量，提高电池的安全性和能量密度。

Shenzhen BAK Power Battery Co Ltd unveiled its first semi-solid lithium battery series, featuring high energy density and long cycle life, according to the battery maker's latest press release.

根据深圳市百克动力电池有限公司的最新新闻稿，该公司推出了首款半固态锂电池系列，具有高能量密度和长循环寿命。

Relying on the accumulated R&D of high-nickel cathodes, high-silicon anodes and electrolyte additives, BAK has established a material matching system with an energy density ranging from 290-360Wh/kg, said Liu Zhibo, vice-president of BAK Battery.

BAK电池副总裁刘志波表示，凭借高镍阴极、高硅阳极和电解质添加剂的积累研发，BAK已经建立了能量密度在290-360Wh/kg之间的材料匹配系统。

The regulations outline various requirements, such as the use of commercial land and building density and height, and impose restrictions on municipal infrastructure and plot landscaping.

条例概述了各种要求，如商业用地的使用、建筑密度和高度，并对市政基础设施和地块景观进行了限制。

The new tank has seen its storage density to reach 6.1 percent weight per volume, higher than the 2025 goal of 5.5 percent weight per volume set by the United States Department of Energy.

新储罐的储存密度已达到每体积重量6.1%，高于美国能源部设定的2025年每体积重量5.5%的目标。

The Qilin battery, with a volume utilization efficiency of 72 percent and an energy density of up to 255 watt-hours per kilogram, is claimed to boast the highest utilization efficiency globally.

麒麟电池的体积利用率为72%，能量密度高达每公斤255瓦时，据称是全球利用率最高的电池。

考试真题例句(机器翻译仅供参考)

全部

六级

四级

考研

六级For example, one of the most popular data sets on multidisciplinary repository Dryad is about wood density around the world; it has been downloaded 5,700 times.

例如，关于多学科知识库Dryad的最流行数据集之一是关于世界各地木材密度的数据集；已下载5700次。

2017年6月阅读原文

六级So what factors, at the community level, do predict if poor children will move up the economic ladder as adults? What explains, for instance, why the Salt Lake City metro area is one of the 100 largest metropolitan areas most likely to lift the fortunes of the poor and the Atlanta metro area is one of the least likely?Harvard economist Raj Chetty has pointed to economic and racial segregation, community density, the size of a community's middle class, the quality of schools, community religiosity, and family structure, which he calls the single strongest correlate of upward mobility.

那么，在社区层面上，有哪些因素可以预测贫困儿童是否会在成年后的经济阶梯上上升呢？例如，是什么解释了为什么盐湖城大都会区是最有可能给穷人带来财富的100个最大大都会区之一，而亚特兰大大都会区是最不可能的地区之一？哈佛大学经济学家Raj Chetty指出了经济和种族隔离、社区密度、社区中产阶级的规模，学校的质量、社区的宗教信仰和家庭结构，他称之为向上流动的唯一最强关联。

2015年12月阅读原文

四级Among them: Density restrictions: licenses to sell alcohol aren't handed out unplanned to all comers but are allotted（分配）based on the number of places in an area that already sell alcohol

其中包括：密度限制：销售酒精的许可证不是无计划地发给所有来者，而是分配给所有来者(分配）根据一个地区已经出售酒类的场所数量

2013年6月阅读原文

四级Why do policymakers of alcohol control place density restrictions?

为什么酒精控制政策制定者要限制酒精浓度？

2013年6月阅读原文

四级To effectively limit the density of alcohol outlets.

有效限制酒精出口的密度。

2013年6月阅读原文

考研The resulting settlement maps show how the distribution and density of the rural population around the city changed dramatically between AD500 and 850, when Copán collapsed.

由此产生的定居点地图显示了公元500年至850年间，当科潘崩溃时，城市周围农村人口的分布和密度发生了巨大变化。

2014年考研阅读原文

六级It is nearly identical to our own planet in bulk properties, such as mass, density and size.

它的体积性质，如质量、密度和大小，与我们的星球几乎相同。

2019年6月六级真题（第二套）听力 Section C

六级Harvard economist Raj Chetty has pointed to economic and racial segregation, community density, the size of a community's middle class, the quality of schools, community religiosity, and family structure, which he calls the "single strongest correlate of

哈佛大学经济学家拉吉·切蒂（Raj Chetty）指出了经济和种族隔离、社区密度、社区中产阶级规模、学校质量、社区宗教信仰和家庭结构，他称之为“单一最强大的相互关联”

2015年12月六级真题（第三套）阅读 Section C

六级Community density.

群落密度。

2015年12月阅读原文

六级Measurements of density and composition implied that Venus originally formed out of basically the same stuff as Earth.

对密度和成分的测量表明，金星最初是由与地球基本相同的物质组成的。

2019年6月六级真题（第二套）听力 Section C

四级So why not limit the density of food outlets, particularly ones that sell food rich in empty calories?

那么，为什么不限制食品店的密度，特别是那些出售富含空热量食品的商店呢？

2013年6月阅读原文

四级Why do policymakers of alcohol control place density restrictions

为什么酒精控制政策制定者要设置密度限制

2013年6月阅读原文

六级Harvard economist Raj Chetty has pointed to economic and racial segregation, community density, the size of a community’s middle class, the quality of schools, community religiosity, and family structure, which he calls the “single strongest correlate of upward mobility.

哈佛大学经济学家Raj Chetty指出了经济和种族隔离、社区密度、社区中产阶级的规模、学校的质量、社区宗教信仰和家庭结构，他称之为“向上流动的最强关联”。

2015年12月大学英语六级考试真题（一）

六级medieval agriculture in northern Europe fed, clothed and sheltered a predominantly rural society with a much lower population density than it is today.

北欧中世纪的农业为一个人口密度远低于今天的以农村为主的社会提供了食物、衣服和庇护。

2008年12月英语六级真题

四级In America, however, it is thought that the reduced accident figures are due rather to the increase in traffic density.

然而，在美国，人们认为事故数字的减少是由于交通密度的增加。

1997年1月大学英语四级(CET-4)真题

四级Among them: Density restrictions: licenses to sell alcohol aren't handed out unplanned to all comers but are allotted (分配) based on the number of places in an area that already .

其中包括：密度限制：卖酒许可证并不是计划外发放给所有来这里的人，而是分配给他们的(分配) 基于已经存在的区域中的位置数量。

2013年6月大学英语四级考试真题(第2套)

四级Among them: Density restrictions: licenses to sell alcohol aren’t handed out unplanned to all comers but are allotted（分配）based on the number of places in an area that already sell alcohol.

其中：

2013年 6月大学英语四级考试真题

四级Among them: Density restrictions: licenses to sell alcohol aren't handed out unplanned to all comers but are allotted （分配）based on the number of places in an area that already sell alcohol.

其中：

2013年 6月大学英语四级考试真题

四级Among them: Density restrictions： licenses to sell alcohol aren’t handed out unplanned to all comers but are allotted (分配) based on the number of places in an area that already sell alcohol.

其中：

2015年6月大学英语四级考试真题（第3套)

考研Venus has a similar density, so it is probably made of approximately the same stuff, and it has an atmosphere, complete with clouds.

金星的密度相似，所以它可能是由大致相同的物质组成的，而且它有一个大气层，里面有云。

1990年全国硕士研究生入学统一考试英语试题

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