存在于不同种属之间的共同抗原称为()。
A.异种抗原
B.交叉抗原
C.超抗原
D.异嗜性抗原
E.类属抗原
参考答案:D
看图片,回答问题。
The goods which have entered the territory, approved by the Customs as items for which no formalities are performed in the way of duty payment, and will be reshipped out of the territory after being stored, processed or assembled in the territory are defined, as ().
A. bonded goods
B. through goods
C. transshipment goods
D. transit goods