Limitation and range markings on the airspeed indicator include the white arc(53 to 85 knots), green arc (44 to 129 knots), yellow arc (129 to 163 knots),and a red line (163 knots).
A: True
B: False
A: True
B: False
举一反三
- Chinese knots are usually asymmetrical in structure, so the finished knots look drastically different from the front and the back. （ ）
- knots ( ) A: 名词 B: 动词 C: 形容词
- Chinese knots can be used to express blessing.
- In Chinese culture, knots can connote such meanings as ________.
- Spot dictation37 _________ 250 knots or _________. [音频]