concrete method of construction is making thereby.
Advantage of RC (Reinforced Concrete) structure is as following.
1) high economic performance
2) because resources expense is inexpensive than steel-frame structure) corrosion resistance that prevent corrosion of interior reinforcing rod because is alkalinity is security
3) have excellent modeling.
4) ability that have high hardness an
Limitations & Suggestions
1. The students can be overwhelmed by the requirements. That is, making a news script from an article and having news broadcasting in front of the class can be somehow difficult for them to perform.
In general, speaking in front of the class is considered demanding for Korean students. For the more, having news broadcasting in front of their peers can give
Ⅰ. Introduction
1. Study background and objectives
Recently, due to environmental pollution and climate change, attention to environment is more growing than ever. Especially, buildings form 40% of energy and resource consumption, 30-40% of carbon dioxide emission, 20-25% of waste discharge, 17% of water consumption, and 25% of wood consumption, so buildings are mainly responsible for
인간의 행동은 주로 개인의 성격에 의해 결정된다. 레비는 성격에 관심을 갖게 되는 것은 인간이 어떤 개체이고, 어떻게 해서 그렇게 되었으며, 무엇 때문에 그렇고, 어떻게 하면 그가 변할 것이며, 그들이 서로 어떻게 다르소, 현재와 미래의 행동은 이럴 것이라고 설명하기 위함이라고 하였다. (Levy,1970
1. Pump에서의 Cavitation (공동현상) 에 대하여 기술하고 이로 생길 수 있는 문제점과 그 방지책에 대해 논하시오
- Cavitation이란
유체가 넓은 유로에서 좁을 곳으로 고속 유입하거나 벽면의 요철, 만곡부 등으로 흐름이 직선적이지 못할 때 유체는 저압이 되고 포화증기압보다 낮아지면 기화되어 기포가