نتایج جستجو برای: board density

تعداد نتایج: 465590  

2006

With the older “through-hole” technology packages such as the Dual In-line Package (DIP), soldering to printed circuit boards was accomplished using a wave solder. The DIP leads went through holes in the printed circuit board, where they were exposed to molten solder during the mounting process. The DIP’s body was never subjected directly to the solder melt, because it was protected from the he...

جلاهی, حسین, خراسانی, اباصلت, موسی زاده, محمود, یمنی دوزی سرخابی, محمد,

Background and purpose: Hierarchical decision-making bodies in universities include the board of trustees, the head of university, the board of directors, and the university council. The aim of this research was to determine the function of the board of trustees of state medical sciences universities in Iran during five different periods; 1991 to 2016. Materials and methods: In this descriptiv...

Journal: :International Studies of Management & Organization 2015

Journal: :علوم و فنون بسته بندی 0
علیرضا محمدلو الناز قلندری

package design is an important factor in product manufacturing that must be performed based on customer requirements. this paper introduces cardboard approach using raw materials according to standards and also effective requirements so, using materials based on specific standards will play important role. the materials and its production process used for packaging manufacturers to supply produ...

Journal: :تحقیقات مالی 0
حسن قالیباف اصل فاطمه رضائی

the ability of boards to perform their roles depends largely on their composition. board composition refers to the number of directors and type of members as determined by the usual insider or outsider classification. several empirical studies in other country have concluded that board composition determines a board’s power as an instrument of corporate control and contributes to company perfor...

حسین سیدالاسلامی, , علیرضا هادیان, ,

In 1998 and 1999, adult population density of pistachio psylla and its sex ratio were determined weekly in two orchards with yellow sticky board traps and limb jarring. Also egg and nymphal population was determined on the leaves. By studying the seasonal population fluctuaions, the efficiencies of the two methods were compared. Meanwhile, using yellow sticky boards, diurnal activity of adults ...

Journal: :IOP conference series 2022

Abstract More than one billion pieces of denim are sold every year. The consumptions from North America 39%, West Europe 20%, East Asia and the rest it, including Indonesia, is 13%. This study aims to know comparation between waste become particle boards toward SNI as a national standard through several variables. variables water content, thickness increment, density, acidity, alkalinity resist...

ژورنال: علوم آب و خاک 2002
حسین سیدالاسلامی, , علیرضا هادیان, ,

In 1998 and 1999, adult population density of pistachio psylla and its sex ratio were determined weekly in two orchards with yellow sticky board traps and limb jarring. Also egg and nymphal population was determined on the leaves. By studying the seasonal population fluctuaions, the efficiencies of the two methods were compared. Meanwhile, using yellow sticky boards, diurnal activity of adults ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم پایه 1389

سابقه و هدف : یکی از آلکالوئید های فعال تنباکو نیکوتین بوده که رفتارهای شبه اضطرابی را در جوندگان تغییر می دهد. از طرف دیگر، هیپوکامپ پشتی (ca1) ممکن است در تعدیل رفتارهای شبه اضطرابی دخیل باشد. در این مطالعه، امکان درگیری مکانیسم گیرندهای دوپامینی هیپوکامپ پشتی در اضطراب زایی ناشی از نیکوتین بررسی شد. روش ها : داروهای نیکوتین (آگونیست گیرند? نیکوتینی)، sch23390 (آنتاگونیست اختصاصی گیرند? ...

According to agency theory, board of directors plays an important monitoring role in reducing information asymmetry and increasing the transparency of financial statements and social responsibility. This research is concerned with examining board diversity and social responsibility of the firms listed on the Tehran Stock Exchange during the years 2011-2015. To do so, a sample of 98 firms was se...

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