密度

Measuring the bone density of mandibular angle and coxofemoral region with dual energy X-ray absorptiometer(DXA).

采用双能X线吸收测量仪(DXA，骨密仪)，测量部与左下颌角骨矿物密。

Generally, the FD treatment has decreased the densities of natural enemies and saprophagous insects .

覆膜旱作田天敌及腐食者密低于灌溉田。

Francium is the densest of the Alkali Metals and also radioactive.

钫是碱金属中密最大,具有放射性。

Easy to operate, store jerrican accretion,reduce the labor density.

操作方便，贮油桶油量增大，减少操作者劳动密。

Or the universe might even recollapse if dark energy density falls to a negative value.

当然宇宙也有可能因为暗能量密降为负值，而再塌陷。

In the stream with strong bed load movement there is no benthic macroinvertebrate.

河势散乱且河床运动剧烈支流物种丰和密均很低甚至为零，生态条件差。

The constraint condition for the strain energy density function of incompressible hyperelasticity is proposed.

通过对各种有限元方法分析比较，适当修改了已有应变能密函形式使之更适合值计算。

It is incorrect that only stoma density and stomatic chamber size are used as xerophilous indexes.

单纯地把气孔密、气室大小作为抗旱指标是不正确。

This increased optical density caused by a disassociation or melting of the DNA is called hyperchromicity.

这种由于DNA离解或融解引起光密增加，称之为增色效应。

The critical heat flux (CHF) of subcooled boiling is theoretically predicted by using the microlayer model.

本文利用微液层模型对过冷沸腾临界热流密（CHF）进行了理论预测。

The fourth chapter analyzes the means in monocase combination mode and architecture design of Low-density Row Housing.

第四章探讨了低密联排式住宅单体组合方式和建筑设计方面方法。

The height of the steps on crystal faces increases with the increment of oversaturation degree of gold.

晶面上阶梯状生长纹高随金过饱和增大而增高,阶梯密随热液碱性程高而增大。

At harvest,root length density and treflan concentration at different soil layer were evaluated using soil auger method.

冬小麦收获后,采用土钻法在滴头附近沿垂直方向分层取样,测定各土层根长密和氟乐灵含量,并统计各小区产量。

Abstract： Using Improved serape-making method,the studies were made on the stomatal density of flag leaves of rice.

摘 要： 用改良刮制法研究了水稻剑叶气孔密。

The objects were all the works who were on the job or retired, the lipids kevel of TG.

方法检测对象全部为我市各单位在职及退休职工,用酶法测定甘油三脂(TG)、血清胆固醇(TC)、高密脂蛋白胆固醇(HDL—C)。

The density of each isochore was based on the pressure-density relationship at 410 K,which was obtained from the Burnett analysis.

首先对超临界410K等温线据进行了膨胀法分析,建立了压力和密关系。以此为基础,获得了各条定容线密。

The procedure and characteristic of the arc discharge,feature of ignitron,firing way,structure features and its application are described in the paper.

汞弧光放电是一种低气压气体放电现象,放电电流密大。

The design of the gun is commonly defined by perveance, beam current, waist radius, waist position and cathode current density.

它设计主要有导流系、流、腰半径、腰位置以及阴极电流密。

Objective To study the relationship between degree of Left ventricular hypertrophy,heart function,and beta 2 adrenoreceptor density in patients with EH.

研究高血压病患者外周血淋巴细胞β2受体密与左室肥厚程及心功能关系。

A millisecond pulsar is a supercompact neutron star, whose spin is highly accelerated by mass transferred from a companion star.

毫秒脉冲星是密极大中子星，其旋转被从伴星转移来物质大大地加快了。