Hi, could I speak to Liu Heng in ___________ ________________?
Hi, could I speak to Liu Heng in ___________ ________________?
Zhang Heng also invented the Guide Chariot.
Zhang Heng also invented the Guide Chariot.
What was invented by Zhang Heng to detect a distant earthquake?
What was invented by Zhang Heng to detect a distant earthquake?
Zhang Heng's Guide car is made up of a four wheeled single-shaft.
Zhang Heng's Guide car is made up of a four wheeled single-shaft.
Zhang Heng invented the world’s first water-powered armillary sphere and the world’s first seismometer.
Zhang Heng invented the world’s first water-powered armillary sphere and the world’s first seismometer.
下列哪个是合法的标识符( )。 A: a=b B: _Hello C: 2nd D: Heng Yang
下列哪个是合法的标识符( )。 A: a=b B: _Hello C: 2nd D: Heng Yang
中国大学MOOC: The Hanging Temple in the North Sacred Mountain Heng was built in _____ about 1500 years ago.
中国大学MOOC: The Hanging Temple in the North Sacred Mountain Heng was built in _____ about 1500 years ago.
中国大学MOOC: The celestial model Zhang Heng constructed was almost a physical model of Ptolemy’s earth-centered theory.
中国大学MOOC: The celestial model Zhang Heng constructed was almost a physical model of Ptolemy’s earth-centered theory.
The celestial model Zhang Heng constructed was almost a physical model of Ptolemy’s earth-centered theory. A: 正确 B: 错误
The celestial model Zhang Heng constructed was almost a physical model of Ptolemy’s earth-centered theory. A: 正确 B: 错误
Zhang Heng's Guide car uses ______principles and gears. A: mechanical B: artistic C: life D: economic
Zhang Heng's Guide car uses ______principles and gears. A: mechanical B: artistic C: life D: economic