【单选题】与其他标记技术相比,荧光免疫显微技术的重要优势是
【单选题】What are the characteristics of the earliest Chinese characters ?
A.
They are made up of simple radicals .
B.
They are similar to each other .
C.
They are based on pictures of things .
D.
They are related to each other .
【单选题】What is the earliest Chinese script?
A.
Oracle bone inscription
B.
Inscriptions on ancient bronze objects
【单选题】与其他标记技术相比,荧光显微免疫技术的重要优势为
【单选题】当车间电气火灾发生时,应首先切断电源,切断电源的方法是()。