نتایج جستجو برای: erichsen test

تعداد نتایج: 812168  

Journal: :Chinese journal of mechanical engineering 2021

Abstract The QP980-DP980 dissimilar steel joints were fabricated by fiber laser welding. weld zone (WZ) was fully martensitic structure, and heat-affected (HAZ) contained newly-formed martensite partially tempered (TM) in both steels. super-critical HAZ of the QP980 side had higher microhardness (~ 549.5 Hv) than that WZ due to finer martensite. A softened present DP980, dropped DP980 ? 21.8 Hv...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده ادبیات و علوم انسانی 1390

abstract the variables affecting the nature of reading comprehension can be classified into two general categories: reader’s variables, and text variables (alderson, 2000). despite the wave of research on vocabulary knowledge as reader’s variable, the role of this knowledge in c-test as a text-dependent test and its interaction with lexical cohesion of the test as a text feature has remained a...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد گرمسار - دانشکده زبانهای خارجی 1389

abstract this study examines the effect of teaching lexical inferencing strategies on developing reading comprehension skill of iranian advanced efl learners. participants were female students of meraj and shokouh institudes of garmsar a quasi-experimental design using two intact advanced classes of efl students at meraj and shokouh institutes. as the first step, a general toefl proficiency te...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1392

the present study was an attempt to compare the effect of peer metalinguistic corrective feedback on elementary and intermediate efl learners speaking ability to see which level benefits more from this type of feedback. to this end, 117 female efl learners at grade 3, al-zahra high school in kermanshah, iran were non-randomly chosen. the homogeneity of the participants was attained through a pi...

2006
OANA TEODORA MOLDOVAN EGIL ERICHSEN

Moldovan, O. T., Jal`i}, B. & Erichsen, E.: Adaptation of the mouthparts in some subterranean Cholevinae (Coleoptera, Leiodidae). Nat. Croat., Vol. 13, No. 1., 1–18, 2004, Zagreb. Cholevinae are a group of beetles with many cave representatives that are mainly detritivorous or saprophagous. Some species show modifications of the mouthparts on account of their dietary niche, being adapted to a s...

1999

Anzeige Hebler 1sp/110 Rubentem dicere verum, errötend die Wahrheit sagen – das ist, frei nach Horaz, das Motto eines faulen Professors, der im folgenden seine geheimen Gedanken outet. Oh Schreck: Die Semesterferien, irreführend auch Vorlesungsfreie Zeit genannt, sind bald vorüber! Nach drei Monaten dolce far niente soll man wieder lehren? Vorbei die schönen Tage, die müßig dahingingen mit der ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - پژوهشکده ادبیات 1393

testing plays a vital role in any language teaching program. it allows teachers and stakeholders, including program administrators, parents, admissions officers and prospective employers to be assured that the learners are progressing according to an accepted standard (douglas, 2010). the problems currently facing language testers have both practical and theoretical implications but the first i...

پایان نامه :0 1374

the present study investigated the effect of the two vocabulary teaching techniques in est, namely the use of translation and the use of visual aids as two separate vocabulary teaching techniques. to answer the question of the study, a pretest (michigan test) was administered to the 58 randomly selected est students at khajeh nasiredin tusi university, faculty of mechanics. after the homogeneit...

Journal: :journal of linear and topological algebra (jlta) 0
a. a. tabatabai adnani islamic azad university, central tehran branch, tehran, iran. a reza islamic azad university, central tehran branch, tehran, iran. m morovati school of automotive engineering, iran university of science and technology, tehran, iran.

one of the most practical routine tests for convergence of a positive series makes use of the ratio test. if this test fails, we can use rabbe's test. when rabbe's test fails the next sharper criteria which may sometimes be used is the bertrand's test. if this test fails, we can use a generalization of bertrand's test and such tests can be continued in nitely. for simplicity...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید