1. You wish to ask someone to your party on Saturday. After the other person accepts, you provide details about when and where it will be held and who will be attending.
I asked my friend to come to my party with her big brother and his one friend. I crushed him since I entered university. I told her that it will be held on Saturday at 7. p.m. in the back yard of our house. Only four of us wil
History
In 1907 H.J. Round found photo emission phenomena
In 1923 found injection luminescence from SiC
In1962 GE developed semiconductor LED
-> Red color LED become commercialized by GaAsP
In 1970s developed all color of LED except blue color
In the middle of 1990s developed blue color LED in Japan
->All natural color developed
In 2000s
-White LED be used widely
-Energy cut down rema
1. Introduction
In 1999, the euro was introduced with the interests and expectations of the people around the world. Euro gave a many economic, social benefits to euro using countries as expected . With Euro's social, economic, status rising, many countries wanted to join the eurozone. Euro using countries had risen to 17 countries from 12 countries in 14 years. But high euro’s status began t
basically used to be opened as meeting, education and so on,
and in accordance with MICE industry which is global tendency of convention industry(Meeting, Incentive, Convention, Exhibition) hold the international conference, incentive tourism, convention, exhibition, and extend to enterprise field.
Main events of as follows :
2001 FIFA world cup Korea/Japan Final Draw Ceremony 2002
2002 C
II. How is CBM formed
Coalbed methane (CH4) forms in one of two ways. During the earliest stage of coalification (the process that turns plant detritus into coal), biogenic methane is generated as a by-product of bacterial respiration. Aerobic bacteria (those that use oxygen in respiration) first metabolize any free oxygen left in the plant remains and the surrounding sediments. In fresh water