1) availability
[英][ə,veilə'biliti] [美][ə,velə'bɪlətɪ]
有效量
1.
Availability contents of Cu, Zn, Mn, Fe and Co in surface soil horizon exceeded the critical value of availability, and the relationship between total contents and available contents of five elements has been established.
各种类型土壤表层中微量元素Fe、Mn、Zn、Cu、Co的有效量均大于其有效态临界值 ,并且Cu、Zn、Mn全量与有效量之间呈明显的相关关系。
2.
The acid hydrolyzation method EA NEN7371 and a pH-dependence test were used to determine the total amount,availability amount and release amount of heavy metals at different pH levels,respectively;the aim was to assess the indices of the maximum release amount of heavy metals in the safety assessment of the cement product from co-processing waste in cement kilns.
选用酸解法,EANEN7371和pH静态试验分别测定了混凝土中重金属的全量、有效量和在不同pH系列中的释放量,研究了废物水泥窑共处置产品环境安全性评价中重金属的释放潜能指标。
3.
Chemical forms of elements in soil, especially the bioavailability of elements with strong activity, have direct and obvious relation to ecological effect.
土壤元素赋存形态,特别是活动性较强的生物有效量与生态效应间有着更为直接和明显的联系。
2) effective quantity
有效量
1.
Based on effective quantity,the thought and realization are described.
针对目前电力系统应用软件开放与集成中应用IEC 61970的CIM/XM L互操作问题,分析了传统解决方法及特点,提出了基于有效量的CIM/XM L互操作方案,论述了基本思路与实现以及引入该方案后的互操作方法。
3) effective dose
有效剂量
1.
Estimation of Organ Doses and Effective Doses of Adult Patients for Some Types of Projection Conditions During Radiological Diagnoses;
若干常规放射诊断典型投照条件下成年受检者器官剂量与有效剂量的估算
2.
Safe and effective dose of cyclosporine A microspheres for preventing posterior capsule opacification in rabbit;
环孢素A微球抑制兔后囊膜混浊的安全有效剂量
3.
Objective To realize the concentrations of 222Rn and effective dose to population in Guangzhou.
方法于2003年7月~2004年6月,采用CR-39α固体径迹探测器测量广州市201间建筑物室内222Rn累积浓度,计算所致居民年有效剂量当量。
4) Effective mass
有效质量
1.
Effects of lattice vibration on the effective mass ofquasi-two-dimensional strong-coupling polaron;
晶格热振动对准二维强耦合极化子有效质量的影响
2.
Single nucleon potential and effective mass with ground state correlations in hot nuclear matter;
热核物质中基态关联修正下的单核子势和核子有效质量
3.
Studying quartz tuning forks by effective mass;
用有效质量法研究晶振特性
5) effective moduli
有效模量
1.
Determination of the effective moduli of composite reinforced by hollow coating spheres based on the five phase spherical model;
基于五相球模型确定含涂层空心微球复合材料的有效模量
2.
In this paper, a generalized self consistent Mori Tanaka method(GSCMT) was developed by means of integral equation technique and Hill′s interfacial operator theory, which can be used for predicting the effective moduli of a composite with ellipsoidal inclusions.
利用 Green函数及积分方程技术 ,在夹杂应变均匀的近似假定下 ,将 Hill界面条件应用于整个二相体内 ,从而得到一种可以预报任意椭球夹杂体复合材料有效模量的广义自洽 Mori- Tanaka方法。
3.
Based upon this new scheme the effective moduli of a coated inclusion based composite are obtained and can be expressed in a simple explicit form.
该文摈弃这一经典做法，而从广义自洽模型的应变等价条件出发，在夹杂应变均匀的近似假定下，将Hill界面条件应用于整个二相体内，从而得到一种可以预报涂层夹杂体复合材料有效模量的广义自治Mori-Tanaka模型。
6) effective modulus
有效模量
1.
Some formulae to predict the effective modulus of this material have been derived theoretically.
利用Mori＿Tanaka平均应力的概念和Eshelby等效夹杂的原理,研究了含涂层空心球复合泡沫塑料的弹性性质,从理论上导出了这类复合材料的有效模量预测公式· 此外,基于这些理论公式,讨论了涂层厚度和泊松比变化对复合泡沫塑料有效模量性质的影响·
2.
A theoreti-cal formula is worked out for predicting the effective modulus of these two kinds of compos-ite material.
本文提出复合材料的四相球模型来描述含涂层位于复合材料及合空心球复合材料的力学行为，得到了这两类复合材料有效模量预测的理论公式。
3.
Time dependent stresses of any section of composite concrete members may be calculated with the age adjusted effective modulus.
本文采用按龄期调整的有效模量 ,并根据静定杆件中混凝土收缩徐变引起的任一截面上的应力变化是自相平衡的这一原理 ,推导出预应力叠合构件收缩徐变微差进行分析的公式 。
补充资料：半数有效量
分子式：
CAS号：
性质：能使50%的个体产生阳性效果的剂量。
CAS号：
性质：能使50%的个体产生阳性效果的剂量。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条