نتایج جستجو برای: gas holder

تعداد نتایج: 254185  

2002
F. D. BECCHETTI

Studiesof nuclearor atomic reactionsinvolving neon. argon, krypton, xenon, fluorine, sulfur, chlorine, nitrogen, and other elements as targets have required use of gas cells, differentially pumped chambers [l1, or compound solid targets (e.g. melamine). The large spatial extent of a gas cell target can cause severe geometrical problems, e.g . at small scattering angles where good angular resolu...

2014

(j) Engine condition monitoring. (1) The certificate holder must establish an engine-condition monitoring program to detect deterioration at an early stage and to allow for corrective action before safe operation is affected. (2) This program must describe the parameters to be monitored, the method of data collection, the method of analyzing data, and the process for taking corrective action. (...

2001
WEI H. YANG

A FAMILY of inequalities concerning inner products of vectors and functions began with Cauchy. The extensions and generalizations later led to the inequalities of Schwarz, Minkowski and Holder. The well known Holder inequality involves the inner product of vectors measured by Minkowski norms. In this paper, another step of extension is taken so that a Holder type inequality may apply to general...

Journal: :The Lancet 1896

Journal: :The British journal of ophthalmology 1962
V C Rambo

THE finest movements of surgery are made with the fingers and thumb, not with the wrist and hand as a whole. In the usual method of suturing, the needle is grasped by the needle-holder which is held more or less in the palm of the hand. The fine, sharp needles of ophthalmic surgery, such as those made by Grieshaber, inevitably become dulled as they are grasped by the metal blades of the needle-...

Farida Abesi , Mahtab Hamzeh , Maryam Ehsani , Maryam Zahedpour , Mitra Tabari ,

Introduction: Bite wing radiographs are indicated in children with closed posterior contacts. Given the fact that nowadays bitewing radiographs are taken using both paper loop and film holder, the aim of this study is the evaluation of acceptance and diagnostic quality of two methods. Materials and Methods: This study is a sort of diagnostic accuracy test that was performed on 20 6-8 year old ...

Journal: :International Journal of Orthodontia, Oral Surgery and Radiography 1922

Journal: :The Lancet 1891

Journal: :British Journal of Ophthalmology 1956

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