_____ is NOT frequently used in international trade。（ ） A: Metric System B: British System C: U.S.System D: French System

If the system goes through a series of changes and finally returns to the initial state, which option is correct about the change of the thermodynamic functions of the system? ( ) A: Q=0, W=0, ΔU=0, ΔH=0 B: Q=0, W=0, ΔU=0, ΔG=0 C: ΔU=0, ΔH=0, ΔG=0, ΔS=0 D: Q=W, W=0, ΔU=0, ΔH=0

What’s the type of the control system on CFM56-3 engine? ( ) A: pneumatic mechanical system B: EEC system C: FADEC system D: hydro-mechanical system

China's independently developed navigation system is ( ). A: GPS system B: GLONASS system C: Beidou system D: Galileo satellite navigation system

The measure of a system’s disorder is called the _______ of the system, and the greater the disorder, the greater the _______.

The political system has become thoroughly [u]      [/u]. A: outmoded B: outline C: mood

The political system has become thoroughly [u]      [/u]. A: outmoded B: outline C: mood

下列各语句序列中，能够将变量u和s中的较大值赋值到变量t中的是（ ）。 A: if(u>s)t=u ; t=s; B: t=s ; if(u>s)t=u; C: if(u>s)t=s ; else t=u; D: t=u ; if(u>s)t=s;

在C语言中,下列序列里,能够将变量u、s中的最大值赋值到变量t中的语句是: A: if（u>s）t=u；t=s； B: t=u；if（u>s）t=s； C: t=s；if（u>s）t=u； D: if（u>s）t=s；elset=u；

程序段（ ）的功能是将变量u、s中的较大值赋给变量t。 A: t=u;if(t)t=s; B: if(u>s) t=u;else t=s; C: if(u>s)t=u;t=s; D: t=s;if(u)t=u;