A.1類 B.2類 C.3類
A.長(zhǎng)征2號(hào)E B.長(zhǎng)征2號(hào)F C.長(zhǎng)征3號(hào)A D.長(zhǎng)征3號(hào)B
A.1米 B.0.1米 C.0.01米