A. changeable B. variable C. steady D. unstable 相关知识点: 试题来源: 解析 C。“constant”意思是恒定的、不变的,A 选项“changeable”是多变的;B 选项“variable”是可变的;C 选项“steady”是稳定的、不变的;D 选项“unstable”是不稳定的。故选 C。 反馈 收藏 ...
In an oil cooler circulated by sea water, the oil is at a larger pressure the result being that any leak in the cooler will mean a loss of (). A.oil B.sea water C.refrigerant D.fresh water 点击查看答案进入题库练习 单项选择题 In (), hot diesel engine jacket water passes over the...
The engine combustion chamber of variable volume automatically and to compression which is constantCOMOY LEON-LOUIS
1英语翻译(1)An integral of DE(1)is a function of two variables,u(x,y),which assumes a constant value whenever the variable y is replaced by a solution y=f(x) of the DE.(2)When the DE (2ˊ) is interpreted as equation of motion under Newton’s second law,the integrals c=x...
A. y is the independent variable, whose value helps to determine the corresponding value of x.# B. a is a constant, a fixed amount.# C. x is the independent variable, whose value helps to determine the corresponding value of y.# D. y is the dependent variable, depending for its valu...
Which of the following is an example of a constant? A. The value of a variable that changes every time the program runs. B. A number that is used in multiple places in a program but never changes. C. A string that can be modified by the user. D. A variable that is declared ...
3: Independent: Amount of time you spend waiting; Dependent: Total time you're at the dentist (the 30 minutes of appointment time is the constant) 4: Independent: Number of times your cousin is asked to eat vegetables; Dependent: number of tantrums ...
A. constant B. changeable thing C. fixed number D. unchangeable E. lement 相关知识点: 试题来源: 解析 B。“variable”意为“变量”,也就是可以变化的事物。选项 A“constant”是“常量”;选项 C“fixed number”是“固定的数字”;选项 D“unchangeable element”是“不可变的元素”。反馈...
The color of the solution is yellow with the addition of methyl orange indicator and red with the addition of methyl red. In order to keep the pH of the solution stable, which buffer system listed bel...
endogenous variable“内生变量”。在计量经济模型中,指由模型本身加以说明的变量。它是模型方程式中的未知数,其数值可由方程式求解获得。exogenous variable “外生变量”。在计量经济模型中,指不能由模型本身加以说明的变量。它是方程式中的已知数,其数值不是由模型本身的方程式算得,而是由模型以外的因素产生。本题...