نتایج جستجو برای: placement depths of laterals

تعداد نتایج: 21169528  

ژورنال: مجله دندانپزشکی 2017

Background and Aims: The exact placement of impression copings in making accurate prosthesis is very important. In some cases, the implants need to be placed deeply subgingival, which could reduce the direct vision and ultimately reduce the precision of impression copings and subsequently, delivered prosthesis. This would be the cause of multiple complications such as delivery of ill-fitting ...

2007
Howard Wainer

W constitutes a dangerous equation? There are two obvious interpretations: Some equations are dangerous if you know them, and others arc dangerous if you do not. The first category may pose danger because the secrets within its bounds open doors behind which lies terrible peril. The obvious winner in this is Einstein's iconic equation e = nic~, for it provides a measure of the enormous energy h...

Journal: :Journal of Phonetics 2022

This article aims to understand the development of diachronic asymmetries in phonological systems by evaluating variability stability synchronic contrasts. We focus on sonorant involving secondary palatalisation, grounded claim that palatalised laterals are more common than rhotics cross-linguistically. Our analysis reports acoustic and articulatory data Scottish Gaelic, a Celtic language with ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز 1390

learning a second or foreign language requires the manipulation of four main skills, namely, listening, reading, speaking, and writing which lead to effective communication. it is obvious that vocabulary is an indispensible part of any communication, so without a vocabulary, no meaningful communication can take place and meaningful communication relies heavily on vocabulary. one fundamental fac...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان 1389

wireless sensor networks (wsns) are one of the most interesting consequences of innovations in different areas of technology including wireless and mobile communications, networking, and sensor design. these networks are considered as a class of wireless networks which are constructed by a set of sensors. a large number of applications have been proposed for wsns. besides having numerous applic...

Journal: :Journal of Pipeline Systems Engineering and Practice 2023

The aim of this study was to improve the understanding styrene emissions in sewer laterals, resulting from installation and steam curing a resin impregnated cured-in-place-pipe (CIPP) liner, within sanitary sewer. included development performance assessment controlled field test program that measures records before, during, after steam-curing CIPP liner. Measured are then compared with those pu...

2015
Chester J. Sands Timothy D. O'Hara David K. A. Barnes Rafael Martín-Ledo

The Southern Ocean is anomalously rich in benthos. This biodiversity is native, mostly endemic and perceived to be uniquely threatened from climateand anthropogenicallymediated invasions. Major international scientific effort throughout the last decade has revealed more connectivity than expected between fauna north and south of the worlds strongest marine barrier—the Polar Front (the strongest...

Journal: :پژوهش آب در کشاورزی 0
محبوبه سادات ملائی کارشناس ارشد آبیاری و زهکشی دانشگاه بین المللی امام خمینی (ره). علی مهدوی مزده استادیار گروه مهندسی آب، دانشگاه بین المللی امام خمینی (ره). علیرضا وطن خواه استادیار گروه مهندسی آبیاری و آبادانی پردیس کشاورزی و منابع طبیعی دانشگاه تهران.

in the present study, hydraulic properties of low pressure drip irrigation systems in lateral pipes were evaluated by mathematical model with the aid of experimental data resulting from testing of tubes available in iran. in this regard, emitters discharge were measured in different initial heads from 0.45 to 1.8 m for laterals with outside diameter of 32 mm with different lengths of 89, 60, 30...

Journal: :Agricultural Water Management 2021

In most fruit tree orchards under localised irrigation, only a fraction of the rhizosphere is wetted by irrigation. As this may reduce growth and production, such that there demand for information on optimum number location emitters. mature ‘Arbequina’ olive orchard with 1667 trees ha-1, we analysed impact applying same amount water one vs. two drip irrigation pipes (laterals) per row. We had f...

1995
Cassandra T. Swain Tsuhan Chen

Foreground and background features are focused (or defocused) diierently in an image because corresponding objects are at diierent depths in the scene. This paper presents a novel approach for segmenting foreground and background in video images based on feature defocus. A modiied defocus measurement that distinguishes between high-contrast defocused edges and low-contrast focused edges is pres...

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