소음원의 중첩에 따른 SPL의 증가
오토바이 1에서 발생하는 소음을 L_1, 오토바이 2에서 발생하는 소음을 L_2라 하고, 오토바이 1과 오토바이 2에서 동시에 발생하는 소음을 L_(1+2)라 하면 다음과 같은 관계가 성립한다.
L_(1+2)=10log(〖10〗^(L_1/10)+〖10〗^(L_2/10) )
실험을 통해 측정된 S
Watching TV has a great impact on forming values, taste and preposition about other media contents. Thus, TV became the importance for children but because of violent programs that are keeping coming on televisions, it is gradually becoming more familiar to children today. For viewers (children), it is making the children, especially more violence impulsive when it is come to watching TV.
responses from customers are quick and direct and concept of stores can be diversified easily.
③ Specialty products
Pop-up stores are not limited to relatively popularized fashion brands. In fact, premium brands such as Prada, Chanel and Louis Vuitton also opened pop-up stores. They are taking advantage of this strategy in order to strengthen the ‘rarity’ and ‘uniqueness’ of their bra
Research Need and Purpose
Research Purpose:
Investigate the correlation between adolescents’ music preferences and sociality. There is research about music preferences, but it only addresses character types and lacks direct sociality research.
Thus, our research will focus on recognizing the correlation between music preferences and sociality.
Research Questions
One: Is there a
Ⅰ Executive Summary
A. Synopsis
This report is contributing to set the profit increasing marketing strategies for Lotte Chilsung Beverage Corporation, which is one of the largest beverage companies in Asia. With more than 40 years of know-how based business management skills, the company has quickly attained majority of the market share and thus, is now one of the top leading firm in the ene