to take shorter showers. When we go out, we should remember to shut off electronic like televisions and computers. Turning off the lights is another example of saving electricity. In short, remembering to help the environment, such as by saving energy, is one of our most important responsibilities.
Exercise 2
One sentence in each of the following numbers (1-5) is the broader, less specific and
to test, as specified?
4. The correct response cannot be obtained without the appropriate knowledge of listening( or reading)
"the bank is north from it"이라는 표현에서 north는 뜻을 알더라도 방향감각이 없는 학생의 입장에서는 순간 당황해서 오답을 적을 가능성이 있다. 이는 순수한 리스닝 능력을 측정 한다고 볼
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
to write books to introduce the palaces. As a result, I have published the book to share many interesting stories and facts about Changdeokgung Palace with you. I hope this book would be your guide for the journey to the moonlit palace. And I will introduce other palaces on my book series as soon as possible.
Since you are reading this book, I am sure you can be the best tour guide for your
to write books to introduce the palaces. As a result, I have published the book to share many interesting stories and facts about Changdeokgung Palace with you. I hope this book would be your guide for the journey to the palace. And I will introduce other palaces on my book series as soon as possible.
Since you are reading this book, I am sure you can be the best tour guide for your family, fr