Ⅰ. 개요
운동을 일으키는 힘(force)를 대상으로 하는 운동역학이다. 인체 관절이 빠르게 그리고 오랜 시간 동안 기동력을 유지하려면, 관절의 디자인과 윤활이 매우 중요하다. 관절은 큰 하중을 이겨낼 수 있고, 느린 회전속도와 매우 낮은 마찰계수를 가지고 있다. 관절의 질병과 손상으로 인해 윤활기
Development background
2. History of development
1960s
Discovery of colony-stimulating factors (CSF)
1980s
GM-CSF, M-CSF, G-CSF and multi-CSF
The human G-CSF was cloned
Usage for the treatment at first
1990s
first approval of Filgrastim by the US Food and Drug Administration
Launched Lenograstim
2000s
Launched PEG-filgrastim
Ⅱ. Exchange rate regime
1. What is the exchange rate?
In finance, the exchange rates between two currencies specifies how much one currency is worth in terms of the other. It is the value of a foreign nation’s currency in terms of the home nation’s currency. For example an exchange rate of 91 Japanese yen (JPY, ¥) to the United States dollar (USD, $) means that 91 yen is worth the