土壤水文状况
参考答案：是指土壤剖面中土壤水分在周年内的动态变化，它反映土壤的水分平衡和水分循环的特征。
. Inoculation(接种) of the H1N1 vaccine ___ launch another round to weak people in February,
but due to a global shortage, that has not happened yet.
A．was made to
B．was supposed to
C．was designed to
D．was hoped to
当归补血汤重用黄芪为君，意在
A．补气生血B．补气托毒C．补气行血D．补气行水E．补气固表
