نتایج جستجو برای: rotary tiller

تعداد نتایج: 10740  

2012
Jae Hwan Jung Byung Hyun Park Seok Jin Choi Tae Seok Seo

In this study, a fully integrated and portable Rotary Genetic Analyzer has been developed to analyze the gene expression of influenza A v irus . The Rotary Genetic Analyzer is made up of four parts : a disposable microchip, three thermal blocks for temperature control, a servo-motor for precise and high-rate spinning of the chip, and a miniaturized optical fluorescence detector. The microdevice...

Journal: :International endodontic journal 2006
V B Berber B P F A Gomes N T Sena M E Vianna C C R Ferraz A A Zaia F J Souza-Filho

AIM To evaluate the efficacy of 0.5%, 2.5% and 5.25% sodium hypochlorite (NaOCl) as intracanal irrigants associated with hand and rotary instrumentation techniques against Enterococcus faecalis within root canals and dentinal tubules. METHODOLOGY A total of 180 extracted human premolar teeth were infected for 21 days with E. faecalis. The specimens were divided into 12 groups, as follows: gro...

2006
Xiaodong Lu David L. Trumper

INTRODUCTION High-accuracy rotary encoders are required for rotational axis position measurement in ultraprecision manufacturing and measurement equipments. A typical rotary encoder is made of a glass disk with a fine grating pattern and a scanning read head unit. Digital pulse trains are output from the read head to represent the disk rotary position. The angular measurement accuracy of such a...

2014
Q. Feng K. He Kefeng He Quanke Feng

The paper discusses a fundamental method of accelerated bench tests for oil-injceted rotary compressor oils. The test compressor, test conditions and evaluated performance indexes of the oils are reasonably determined according to the results of bench tests and field services of the oils.

2001
Richard F. Salant

30.

2015
Venla Jokela Ben Trevaskis Mervi M. Seppänen

Timothy is a perennial forage grass grown commonly in Boreal regions. This study explored the effect of vernalization and photoperiod (PP) on flowering and growth characteristics and how this related to changes in expression of three flowering related genes in accessions from different geographic origin. Large variation was found in accessions in their vernalization and PP responses. In souther...

2009
Peter B. Adler James Leiker Jonathan M. Levine

BACKGROUND Climate change directly affects species by altering their physical environment and indirectly affects species by altering interspecific interactions such as predation and competition. Recent studies have shown that the indirect effects of climate change may amplify or counteract the direct effects. However, little is known about the the relative strength of direct and indirect effect...

2012
María Peñarrocha-Diago Miguel Peñarrocha-Diago Cristina Sanchez-Recio David Peñarrocha-Oltra Javier Romero-Millán

PURPOSE The present study investigates sinus membrane rupture in direct maxillary sinus lift with the rotary technique and with ultrasound, examining the survival of implants placed after sinus augmentation, and analyzing the bone gain obtained after the operation and 12 months after placement of the prosthetic restoration. MATERIALS AND METHODS A retrospective study was made of 45 patients r...

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