Whenawindispermanentlychangingthedirectionfromwhichitblows,itis（）.
A: variable
B: changing
C: backing
D: veering
A: variable
B: changing
C: backing
D: veering
举一反三
- Whenawindblowsroundclockwise，itis（）. A: Variable B: Changing C: Backing D: Veering
- Backing means the wind ___ . A: is changing clockwise in direction B: is changing anticlockwise in direction C: is changing cyclonically or variably in direction D: emains unchanged in direction at the time
- 智慧职教: 倒车灯控制电路由（ ）、倒车灯、蜂鸣器、倒车语音装置、倒车雷达装置、倒车影像等组成。 The backing lamp control circuit (), backing lamp, buzzer, backing voice device, backing radar device, backing image and other components.
- Of which the initial value is unpredictable, if it is not initialized? A: static external variable B: local variable C: static local variable D: external variable
- A variable that can take on values at any point over a given interval is called _______. A: a value variable B: a continuous random variable C: a point variable D: a discrete random variable