The effect of railway wheel wear on reprofiling and service life

“the effect of risk aversion on the demand for life insurance: the case of iranian life insurance market”

abstract: about 60% of total premium of insurance industry is pertained?to life policies in the world; while the life insurance total premium in iran is less than 6% of total premium in insurance industry in 2008 (sigma, no 3/2009). among the reasons that discourage the life insurance industry is the problem of adverse selection. adverse selection theory describes a situation where the inf...

the effect of explicit teaching of metacognitive vocabulary learning strategies on recall and retention of idioms

چکیده ندارد.

The Effect of Surface Conditions on Wear of a Railway Wheel and Rail

rai eff ex Un ex me wi eff co we an loc wh oth ad rat rep the dis ro W str [2 stu ha ov ra un an in to to im re Un s.iw W Abstract—Un ilway field is ffective operatio xtensively for niversity of Hu xamine the effe easurement und ithout contamin ffect of dry, w ontaminants such ear measuremen n optical profilo cation with high hich both water her damage we ddition of sand tes increased u plica m...

The Effect of Surface Conditions on Wear of a Railway Wheel and Rail

the effect of task complexity on lexical complexity and grammatical accuracy of efl learners’ argumentative writing

بر اساس فرضیه شناخت رابینسون (2001 و 2003 و 2005) و مدل ظرفیت توجه محدود اسکهان (1998)، این تحقیق تاثیر پیچیدگی تکلیف را بر پیچیدگی واژگان و صحت گرامری نوشتار مباحثه ای 60 نفر از دانشجویان زبان انگلیسی بررسی کرد. میزان پیچیدگی تکلیف از طریق فاکتورهای پراکندگی-منابع تعیین شد. همه ی شرکت کنندگان به صورت نیمه تصادفی به یکی از سه گروه: (1) گروه موضوع، (2) گروه موضوع + اندیشه و (3) گروه موضوع + اندی...