Script(文字) : Visible Marks For Record
Condition = a language unit : a letter = 1 : 1
cf. Signal fire(烽火) or sign language(手语) is not a script
Logographic Writing(表意文字)
- Pictograph(象形文字)
Sumerian(B.C 3100), Egyptian(B.C 3000),
Hittite(B.C 1500), Chinese character(汉字, B.C 1300)
Phonographic Writing(表音文字)
- A syllabic script(音
of their preventive maintenance program. Why could this phenomenon happening?
The basic reason of owner’s hesitate the PM program; is not easy to visible performance. First, the economic value of preventive maintenance is difficult to determine. One of the most important think of the owner is the cost. However, it is difficult to demonstrate the economic effects. Many preventive main
◈Introduction◈
Recently, our society is getting diverse. Many people on the world recognize the multi-characteristic of each person’s diversity. Among these is sexual diversity. “American sexual law and the United States Constitution were barely acquainted forty years.” (Cantor, 2006, preface) ) American sexual law and the U.S. Constitution’s recognition and acquaintance on the iss
Ⅰ. 개요
이상적인 약물 투여 방법은 약을 적용한 즉시 약효가 나타나고, 치료기간 중 일정한 혈중농도를 유지하며, 치료 종료 시 즉시 약효가 중단된 후, 체내에서 제거되는 것이다. 즉 원하는 시간동안 원하는 양을 질환부위에만 제공하는 것이 필요하다. 그러나 일련의 약물 전달과정에서 인체의