下述哪一种酶联免疫吸附实验方法最常用于抗原测定()
A.间接法ELISA
B.反向间接法ELISA
C.竞争法ELISA
D.双抗体夹心法ELISA
E.捕获法
参考答案:D
Those who do exercise _____ in our club have showed amazing improvements in health and weight.
A.timely
B.gradually
C.regularly
D.entirely
注册商标的专用权,以核准注册的商标和核定使用的商品为限。 ( )