望小儿络脉,“透关射甲”是指
A.显于风关
B.风关透至气关
C.风关透至命关
D.直达指端
E.在风关与气关之间
参考答案:D
单词填空。
1. Last Sunday I brought a ________ (纪念品) from Japan.
2. We saw many fish and sharks in the ________ (水族馆).
3. The students ________ (have) a school trip yesterday.
4. Where ________ (be) he last night?
5. They ________ (visit) Chicago last year.
影响分馏系统物料平衡的主要因素?