A _____ is piston movement from TDC to BDC or from BDC to TDC. A: state B: starter C: stage D: stroke
A _____ is piston movement from TDC to BDC or from BDC to TDC. A: state B: starter C: stage D: stroke
如图,求证（1）角BDC大于角A,(2)角BDC等于角B加角C加A.
如图,求证（1）角BDC大于角A,(2)角BDC等于角B加角C加A.
bottom dead center (BDC)______
bottom dead center (BDC)______
一个域中必须有bdc。（)
一个域中必须有bdc。（)
In 1803 the United States purchased Louisiana from _____.
In 1803 the United States purchased Louisiana from _____.
15.2÷1.45转化成（）计算。 A: 152÷145 B: 15.2÷145 C: 1520÷145
15.2÷1.45转化成（）计算。 A: 152÷145 B: 15.2÷145 C: 1520÷145
柴油机名词中，BDC表示：
柴油机名词中，BDC表示：
In 1803, President Jefferson negotiated the purchase of Louisiana from Mexico.
In 1803, President Jefferson negotiated the purchase of Louisiana from Mexico.
The distance from TDC to BDC of the diesel engine is called （）.
The distance from TDC to BDC of the diesel engine is called （）.
上止点常用 BDC 来表示
上止点常用 BDC 来表示