The bifrontal ratio ( BFR) score in negative symptoms group was larger than that in positive symptoms group.

BFR combat boot is designed to be used as standard military issue.

我们的战斗靴是为标准军事用途设计的。

Application and Research of BFR on Nitrate Accumulation in Vegetables

沼气发酵残留物减少蔬菜硝酸盐积累的研究与应用

⑵ The shape and volume of BFR could be controlled.

⑵生物学焦域的形态和大小可控。

BFR production has increased dramatically over the past 20 years.

其产量在过去的20年间迅猛增长。

The Study of Synthesis of Concrete Water reducing Agent BFR

混凝土减水剂BFR的合成研究

To address decision-makers'bounded rationality, a behavioral finance theory ( BFT) is introduced in the integrated supply chain ( ISC) risk management system.

本文从决策者的有限理性角度，指出了集成供应链风险管理者的金字塔式心理账户结构；

These blue-force tracking ( BFT) systems therefore do not provide a real-time image of the battlefield.

这些跟踪（BFT）因此系统的蓝色力量不提供战场的一个实时图象。

Analyzing the structure of BFT flexible gearing of 400 m~ 2 sintering machine in Handan Iron& Steel Company

邯钢400m~2烧结机系统单辊破碎机BFT柔性传动装置结构分析

Analysis of BFT and CDS based Integrated Supply Chain Risk Transfer Mechanism

基于BFT和CDS的集成供应链避险机制研究

The blood flow volume ( BFV) of the common carotid artery ( CCA) is equal to the sum of BFV in the ipsilateral internal carotid artery ( ICA) and external carotid artery ( ECA) in theory ( internal standard).

理论上，颈总动脉的血流量等于同侧颈内动脉与颈外动脉血流量之和（内标准）。

DENV, BAV. RRV and BFV infectious cases and total positive rate of these 5 species arboviruses was 56.56% ( 125 cases), that indicated arboviruses were main pathogen in unknown fever cases in local too.

221例不明原因发热病人中，存在有JEV、DENV、BAV、RRV和BFV感染病例，这5种虫媒病毒的总阳性率为56.56%（.125例），提示虫媒病毒仍是当地不明原因发热的主要病原。

Conclusion: Our study indicates that leiomyoma does affect the hemodynamics of the UA and the myoma, which include significantly increased BFV and decreased RI values.

结论：本研究结果表明，绝经前、后子宫肌瘤患者UA及宫壁血管血流动力学均发生改变，BFV明显增加，RI值降低。

Foreign spy agencies are targeting companies, including small and medium-sized firms, in the energy, chemicals, armaments and machinery sectors, the BfV said.

德国情报机构指出，外国间谍机构的目标包括能源、化学、军火以及机械领域的德国企业，其中也包括中小型企业。

Results: ( 1) The BFV declined in vertebro-basilar artery compared with that in internal carotid artery ( P < 0.01).

结果：（1）椎基底动脉与颈内动脉相比，血流速度降低具有显著性差异（P＜0.01）。

The BFV of the middle cerebral artery ( Vmca) and moisture in brain tissues were determined to be as index.

以大脑中动脉血流速度（Vmca）和脑组织含水量作为观察指标。

Students, visiting experts and foreign trainees from many countries are active in Germany in gathering business intelligence, the BFV report said.

德国情报机构bfv报告指出，很多外国学生，访问专家和实习培训人员都在德国积极收集商业情报。

They operated well for two years without breakdown because of leakage through strict control of BFW quality and correct operation during startup and shutdown.

通过严格控制锅炉给水质量和正确的开停车操作，近两年来热管省煤器运行良好，未发生泄漏故障。

Process Condensate Recovered for High Pressure BFW

尿素工艺冷凝液回收用作高压锅炉给水

Application of rotary film o_2-scavenger in BFW system of ammonia plant

旋膜除氧在合成氨装置锅炉给水系统中的应用

Objective To study the effects of new chelating agents N-p-hydroxy-methyl-benzyl-D-glucamine dithiocarbamate ( HBGD) and N-benzyl-D-glucamine dithiocarbamate ( BGD) on testicular toxicity in mice induced by acute exposure to cadmium.

目的探讨新型螯合剂N-对羟甲苯甲基-D-葡萄糖二硫代氨基甲酸钠（HBGD）和N-苯甲基-D-葡糖二硫代氨基甲酸钠（BGD）对镉致小鼠睾丸毒性的解毒作用。