A.岩石
B.火焰
C.水晶
D.寒冰
[名词解释] 伴孢晶体(parasporal crystal)
[单选题]The_______is a crystal which, under pressure, produces an electric current which varies with the pressureA.alternatorB.glass thermometerC.bourdon tubeD.piezoelectric pressure transducer
[名词解释] 夏科-莱登结晶(charcot-leyden crystal)
[单选题]C.harcot-Leyden crystal可见于A.霍乱B.胃溃疡C.消化不良D.阿米巴痢疾E.脂肪泻
一、判断题1.原子或者原子团簇的周期性排列在空间中无限延展形成的阵列结构称为晶格(lattice),其与晶体(crystal)的概念是等价的。A 对B 错一、判