条件独立性是指在已经某证据条件下变量间具有相互独立性。
Passage 2
Several years ago, a television reporter was talking to three of the most important people in America. One was a very rich banker, another owned one of the largest companies in the
9、结核杆菌感染人体并侵入细胞后会引起结核病,体内接触该靶细胞并导致其裂解的免疫细胞是()