density是什么意思

网络释义

用法例句

By measuring the organic content and specific gravity from different types of organic soils,the founding show that the connotation is different in different types of sea deposit soil with low organic content.

通过测定有机质土中的有机质含量与比重,发现对不同成因的土,两者关系有不同的规律。

Combining with the physical properties of soil, factors effecting the specific gravity and the magnitude changing rules are analysed.

比重是土的三项物理指标之一,其大小直接影响土的性质,由于其试验过程复杂,开展针对比重试验的研究,具有一定的意义。

The influence of specific gravity of the solution and the ratio of Al(H_2PO_4)_3 to SiO_2was investigated.

通过对绝缘涂层的性能试验，研究了绝缘涂层溶液的比重及Ａｌ（Ｈ＿２ＰＯ＿４）＿３与ＳｉＯ＿２比值对绝缘涂层性能的影响，并由此得出只要适当控制Ａｌ（Ｈ＿２ＰＯ＿４）＿３与ＳｉＯ＿２的比值和溶液的比重，便可获性能优良的绝缘涂层。

Significance,Principle and Measures of Expanding Proportion of Medium-paid People;

浅析扩大中等收入者比重的意义、原则与措施

Whether the Proportion of Tertiary Industry in GDP Should Go Up Every Year in China?

我国第三产业比重是否应该逐年上升?

The paper introduces the influence of mud proportion on the excavated hole, the hole cleamng of the cast-in-place and concreting.

介绍了泥浆比重对钻孔灌注桩成孔、清孔及混凝土灌注的影响 ,并提出相应的技术措施。

Efficacy and Safety of Different Density of Levobupivacaine for Combined Spinal and Epidural Anesthesia in Elder Patients

不同比重左旋布比卡因在高龄患者腰麻-硬膜外联合麻醉中的比较研究

The paper analyzed influence of temperature upon metatitanic acid density and has found a correction method for densitomeler using re-gression equation of temperature and density,they determined and verified the empirical constant for conversion equation of the slurry demsity and concentration with physical and chemical method.

分析了温度对偏钛酸比重的影响规律,找出利用温度和比重的回归方程校准比重计的方法,同时利用物理和化学方法,确定和验证了浆料比重与其浓度换算规律的经验常数,结果令人满意。

31DH suspend in the dry red wine and ferment,the density of the dry immobilized 31DH was changed by various materials.

通过选用不同的材料调节干固菌胶粒的比重,使固定化酒类酒球菌31DH悬浮于干红葡萄酒中进行苹果酸—乳酸发酵,并测定这些材料对固定化胶粒相对扩散系数的影响。

By analyzing the state of ratio of financial revenue in GDP in our country and the reasons why the ratio falls, the author believes that in order to promote the ratio of financial revenue we have to solve the problems of principal multivariate of financial distribution and the imperfect tax system.

针对我国财政收入占ＧＤＰ比重的现状及下降的主要原因作了较为深入细致的分析，提出解决好财政分配主体多元化及税收制度的不完备这两个问题是提高财政收入比重的根本途

Through the correlative analysis between GDP and financial revenue,the main reason of the lower GDP ratio of financial revenue in Hebei is .

通过对财政收入与GDP的相关分析,得出河北省财政收入占GDP比重较低的主要原因,提出提高河北省财政收入占GDP比重的对策。

Through researching into the rationalization of the ratio between fiscal expenditure and GDP, we can evaluate the government s financial status and structure.

研究财政支出占GDP比重的合理性，可以衡量我国财力状况及财力结构，有利于提高财政支出的调控水平。

0 mL (15 mg) isobaric (group I) or hyperbaric (group H) bupivacaine and then turned supine.

方法将ASAⅠ～Ⅱ级拟行腰椎间盘摘除术病例随机分为三组,分别实行硬膜外麻醉(E组),等比重液腰麻(Ⅰ组)或重比重液腰麻(H组),观察麻醉效果、病人的反应、血流动力学变化、伤口疼痛及自解小便的时间等。

Comparative Study of Isobaric and Hyperbaric Solution of Bupivacaine for Spinal Anaesthesia in Caesarean Section;

目的比较等比重与重比重布比卡因腰麻在剖宫产手术中应用的优缺点。

hydrometer of constant immersion

变浮比重计浮比重计

pycnometer test

液体比重计测定比重

A hydrometer for measuring the specific gravity of urine.

尿比重计衡量尿的比重的液体比重计

A hydrometer used to determine the specific gravity of acid solutions.

酸液比重计用来测定酸液比重的液体比重计

gravity battery

比重液电池，重力电池

Hydrometer: An instrument used for measuring the specific gravity of a liquid or solution.

比重计:量度液体或溶液的比重的仪器。

An instrument used to measure specific gravity.

比重计用于测量比重的仪器

Comparison between intrathecal hypobaric bupivacaine and hyperbaric bupivacaine for caesarean section

轻比重与重比重布比卡因腰麻在剖宫产术中的作用比较

Edmond's balance

爱德蒙气体比重天平

Ostwald graviometer

奥斯特瓦尔德比重计

Lipkin bicapillary pycnometer

利普金双毛细管比重计

weights and ranks of information items

资料项目的比重和等级

pumping temperature

泵送温度下的液体比重

testing method for specific gravity of artificial abrasives

人造磨料比重测定方法

medium density particle board

中密度碎料板-比重０．６－０．８

an instrument for determining density or specific gravity.

测量比重或密度的仪器。

He outweighs me by ten pounds.

他比我重10 磅。

The ratio of mixing is : Component A∶Component B(wt.)=10∶1.

配比比例：（重量比）甲组份∶乙组份=10∶1。