描述
DCS是在运算放大器的基础上得以发展的。把所有的函数和过程变量之间的关系都做成功能块(有的DCS系统称为膨化块)。dcs和plc的表现的主要差别是在开关量的逻辑解算和模拟量的运算上,即使后来两者相互有些渗透,但是还是有区别。
DENTAL PORTABLE MOBILE X – RAY MACHINE SYSTEM DIGITAL L
DENTAL PORTABLE MOBILE X – RAY MACHINE SYSTEM DIGITAL m
DENTAL PORTABLE MOBILE X – RAY MACHINE SYSTEM DIGITAL p
DENTAL PORTABLE MOBILE X – RAY MACHINE SYSTEM DIGITAL n
DENTAL PORTABLE MOBILE X – RAY MACHINE SYSTEM DIGITAL q
DENTAL PORTABLE MOBILE X – RAY MACHINE SYSTEM DIGITAL r
DENTAL PORTABLE MOBILE X – RAY MACHINE SYSTEM DIGITAL o