影响牙周病的全身疾病不包括
A.Papillon-Leferer综合征B.Down综合征C.糖尿病D.胆囊炎E.艾滋病
参考答案:D
关于物体受到的浮力,下列说法正确的是( )
A.漂在水面的物体比沉在水底的物体受到的浮力大
B.物体排开水的体积越大受到的浮力越大
C.没入水中的物体在水中的位置越深受到的浮力越大
D.物体的密度越大受到的浮力越小
Because Web servers axe platform and application (71) , they can send or request data from legacy or external applications including databases. All replies, once converted into (72) . mark-up language, can then be transmitted to a (73) .Used in this way, Intranets can (74) lower desktop support costs, easy links with legacy applications and databases and, (75) all, ease of use.
(71)处填()。
A.coupled
B.dependent
C.independent
D.related