康明斯KTA-l9G2型柴油机节温器壳中共有()节温器。
A.1个
B.2个
C.3个
D.4个
参考答案:B
Many gases in the atmosphere actually heat energy that escapes from the Earth’s surface back to the earth.
A.finding; reflecting
B.found; reflected
C.found; to reflect
D.found; reflect
原生裸地