58-I型炭化室中心距、有效容积、加热水平参数是什么?
参考答案:
炭化室中心距:1143mm;
炭化室有效容积:21.6m;
加热水平:800mm。
Bikes ______ in the 1880s and they ______ traveling around.
A.were invented; were used as
B.were invented; are used for
C.was invented; was used for
D.invented; are used to
环孢素的作用机制是()
A.抑制IL-2合成
B.抑制IL-2释放
C.抑制淋巴细胞
D.抑制T细胞的生长和反应
E.改变T细胞的生长和反应