According to the needs of conceptual design, this paper presents the concept of Virtual Feature Generation ( VFG), which is absolutely necessary in constructing the virtual'prototype of product during the stage of conceptual design.

As examples of VFG, this paper introduces in detail the system-and chip-level VFG of electronic devices.

作为虚拟特征生成实例，本文以电子设备概念设计为例，详细介绍了系统级和芯片级的虚拟特征生成方法。

Four healthy sheep were used in Experiment 2. The digestibility, digestible energy, voluntary feed intake ( VFI) and efficiency of microbial protein production ( EMP) were analyzed.

试验二选用4只健康东北细毛羊，饲喂大叶地锦绿叶，测定其消化率、消化能，自由采食量及瘤胃微生物生产效率。

Tax-sharing System and the Degree of Vertical Fiscal Imbalance: Measuring VFI in China Based on Hunter's Method

分税制与中国纵向财政不平衡度：基于Hunter方法的测量

In males, TC, UA were significantly higher in VFO than in SFO.

在男性，VFO的TC、UA高于SFO。

Low temperature heat capacities and thermodynamic properties of VFO

减四线馏分油的热容测定及热力学性质研究

The spinning-machine is a key equipment in production of viscose filament yarn ( VFY).

纺丝机是生产粘胶长丝的关键设备，而粘胶长丝又是纺织辅料的重要原料。

Cloning and Sequence Analysis of Complete Genome from Duck Hepatitis Virus Type ⅰ Strains VFY and NFY

Ⅰ型鸭肝炎病毒VFY株与NFY株基因全序列测定及分析

Screening and Immune Efficacy Studies on VFY Attenuated Vaccine Strain of Duck Virus Hepatitis

鸭病毒性肝炎VFY弱毒疫苗株的筛选和免疫效果的研究

Polymerase chain reaction-PCR technique was used to obtain Vitreoscilla hemoglobin gene ( vgb) using its genomic DNA as a template.

以透明颤菌染色体基因组DNA为模板，利用PCR技术获取透明颤菌（Vitreoscilla）血红蛋白基因（vgb）。

Study on Novel Halophilous Characteristics of Penicillium chrysogenum vgb Transformant PTH-1

产黄青霉vgb转化菌PTH-1嗜盐新特性研究

In this study, we integrated the vgb gene into the GSH producing Saccharomyces cerevisiae genome.

本研究首次将vgb基因整合到产GSH酿酒酵母基因组中。

Integrated expression and roles of vitreoscilla hemoglobin gene ( vgb) in Bacillus subtilis

透明颤菌vgb基因在枯草芽孢杆菌中的整合表达

Obtained 3 positive regeneration plants transformed with Vgb gene through PCR identification, and RT-PCR analysis was under conducting.

经PCR分子检测，获得呈阳性反应的转透明颤菌血红蛋白基因（Vgb）植株3个，并正在对其基因表达进行RT-PCR分析。

Agrobacterium-mediated callus lavender, Vgb Transgenic gene transgenic plants.

农杆菌介导薰衣草愈伤组织，获得转Vgb基因的转基因植株。

Status Offline Demineralized Water: Quality in accordance with VGB norms for high pressure boilers.

软水：质量符合高压锅炉VGB（德国标准）正常值。

This paper addresses the concept and characteristics of virtual geographic environments ( VGE).

提出虚拟地理环境概念，并讨论其特征。

Terrain is the carrier of Virtual Geographic Environment ( VGE).

地形是虚拟地理环境的承载体。

VGE is the virtual reality based on the geo-analysis models and geo-project, which describes geography systematic space distribution as well as the virtual information geography world of process phenomenon established by geographical worker according to observation experiment and theoretical assumption.

虚拟地理环境是基于地学分析模型、地学工程等的虚拟现实，它是地学工作者根据观测实验、理论假设等建立起来的表达和描述地理系统的空间分布以及过程现象的虚拟信息地理世界。

Semantic information in VGE is a type of interactive knowledge, which can achieve a natural and efficient human-computer interaction.

虚拟地理环境中的语义信息可以作为交互知识，通过它可以实现自然高效的人机交互。

The definition of VGH is given and the mapping relationships are analyzed between features in VGH and captions in an image.

文章给出VGH的定义，对其中的特征及其与图像中字幕的映射关系作了分析，并在此基础上给出视频字幕的检测与定位方法。