نتایج جستجو برای: compound roof
تعداد نتایج: 136106 فیلتر نتایج به سال:
In this paper, we present an approach that allows automatic (parametric) reconstruction of building shapes in 2-D/3-D using TomoSAR point clouds. These point clouds are generated by processing radar image stacks via advanced interferometric technique, called SAR tomography. The proposed approach reconstructs the building outline by exploiting both the available roof and façade information. Roof...
Urban land area in the United States is projected to increase to 8.1% of total land area by the year 2050. These human-dominated environments create conditions that degrade both terrestrial and aquatic ecosystems. If cities are to reduce their environmental impact, innovative practices must be developed that replace ecosystem services lost during the urbanization process. This study evaluated t...
چکیده: اسانس اندام هوایی دو گیاه onosma orientale و capparis spinosa بصورت جدا از هم (گل، برگ، ساقه) با استفاده از دستگاه کلونجر به روش تقطیر با آب استخراج نموده و ترکیبات موجود در اسانس ها شناسایی و مقدار آنها تعیین شده است. ترکیبات اصلی موجود در این دو گیاه شامل موارد زیر است. onosma orientale %stem %leaf %flower compound name n - 14.8 59.15 n-decane 1 23.28 24.51 7.91 alpha-eudesmol 2 ...
چکیده میزان داروی پرازوسین در نمونه های حقیقی با روش های متفاوتی مورد اندازه گیری قرار گرفته است. در این آزمایش مقدار پرازوسین در نمونه های حقیقی با روش اسپکتروفوتومتری uv-vis ، بوسیلة دی آزوتاسیون با روش پیوسته اندازه گیری شد. به این صورت که گروه nh2 در داروی پرازوسین توسط سدیم نیتریت و هیدروکلریک اسید به نمک دی آزونیوم تبدیل شده و سپس با کمک معرف 1و3و5- تری هیدروکسی بنزن ترکیب رنگی دی آزو دا...
Roof rats (Rattus rattus) damage an estimated 5 to 10% of the developing nut crop in Hawaiian macadamia (Macadamia integrifolia) orchards. Relevant aspects of roof rat biology in macadamia orchards have and continue to be studied with the ultimate goal of developing an ecologically sound and cost-effective integrated pest management plan. The field component of a two-year study of roof rat popu...
The objective of this study was to evaluate temperature/humidity conditions in freestall barns with different types of gravity ventilation and to determine the risk of heat stress in cows based on the temperature-humidity index. The study was carried out during summer months (June/July) in two free-stall barns located in north-eastern Poland. The buildings for the study were selected based on t...
BACKGROUND Reduction of the tibia relative to the femur with the knee in maximum extension is required to correctly position the tibial tunnel in the sagittal plane when using a guide that targets the intercondylar roof. The authors found no studies that determined (1) whether gravity reduces the tibia and (2) whether roof impingement is prevented without a roofplasty and without positioning th...
Experiments involving transplantation of the roof of the blastocoel in Rana pipiens embryos reveal that the inner surface of the roof of the blastocoel must be coated with a fibrous extracellular matrix (F-ECM) to serve as a substratum for mesodermal cell migration. When the roof of the blastocoel is inverted the original outer surface, now projecting toward the blastocoel, does not become coat...
For centuries, dome roofs were used in traditional houses in hot regions such as the Middle East and Mediterranean basin due to its thermal advantages, structural benefits and availability of construction materials. This article presents the computational modelling of the windand buoyancy-induced ventilation in a geodesic dome building in a hot climate. The airflow and temperature distributions...
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