1. 기존 PLANT 내의 제어실에 새로운 CONTROL SYSTEM 을 설치하고 기존 CONTROL SYSTEM 과의 DATA COMMUNICATION을 하려고 한다. 이때 고려해야할 사항을 설명하시오. 또한, OSI (Open System Interconnection) 7 Layer 에 대해 설명하고 TCP/IP 4계층과 비교 및 적용되는 Protocol의 예를 드시오.
① 이기종간의 제어시스템간의 데이타
Radical polymerization
Most common
with practically any vinyl monomer
Polymerization Using Ziegler-Natta Catalysts
Isotactic ( all –CH3 : same side )
Syndiotactic ( -CH3 : alternating side )
Atactic ( -CH3 : random )
γ completed homopolymer chain
+ second monomer
= H atom elimination & Radical
block grants - Scope of purposes
First are categorical grants. That is grants that must be used for particular objectives as specified by the donor and agreed to by the recipient. (특정한 목적에 사용됨)
Second are so called block grants which provide assistance for fairly broadly defined functions (e.g., community development, social services) and leave the recipient more discretion in
(1) General Information
The Venetian Macau is a casino resort in Macau, China owned by the Las Vegas Sands hotel-casino chain. The Venetian is a 32-story, $1.8 billion anchor for the 7 resort hotels which are under construction on the Cotai Strip in Macau. The 10.5 million square foot Venetian Macau is modeled on its sister casino resort – the The Venetian in Las Vegas –and is the la
arranged in schools on ice, stare up blankly. Crabs scratch
at their crates. Lobsters climb over one another in tanks.
One of the black SWAT vans turns down a side street. The
other takes an alley. The Marcells Crab House van continues
straight along Parcell Street.
INT. PANEL VAN - DAY
A 150-pound block of dry ice tries to cool down the heat
from all the bodies in the van - Starling and Brigham,