从赫罗图可以得知,太阳属于哪一类恒星?()
A、主序星
B、白矮星
C、红巨星
D、红超巨星
参考答案:A
(1).零货称取区采用() (2).待验药品区采用()(3).合格药品区采用()(4).GSP中不存在的色标是()
A.红色色标
B.黑色色标
C.绿色色标
D.黄色色标
A serious loss of reserve buoyancy resulting from flooding any compartment of a ship will always().
A.increase the trim
B.change the free surface effect
C.cause a serious list
D.decrea e ship stabilty