Main grain crop has cassava, taro, corn, banana to wait.主要粮食作物有木薯 、 芋头 、 玉米 、 芭蕉等.LacksLoss of cassava crops couldly could lead to hunger, and.缺乏木薯作物可能导致饥饿.Callus was induced from explants of cassava stem with bud and sh...
Students in fifty schools are to act as guinea pigs for these new teaching methods.五十所学校的学生将作为这些新教学法的试验对象。Objective To investigate the enzymatic debridement effect of bromelain ointment on guinea pigs with third - degree...
Different animals in the colony had different manifestations of the disease.在这一群体里，这种疾病在不同的动物身上有着不同的表现。These were manifestations of the darker side of his character.这些是他性格阴暗面的表现.To be wordly - wise and play safe is one o...
化合物庚烷的主要用途是作为双基推进剂的增塑剂.The heptane compound has a primary purpose as a plasticizer for doublebase propellant systems.正庚烷异构化的难点在于高选择性地生成多侧链异庚烷和抑制异庚烷的裂化反应.However, it is difficult to produce multi branched i heptane and re...