______的建立是工程数据库设计的关键。

治疗轻症、慢性疾病用药持久，最适宜选用的给药途径是（）

A.口服给药

B.吸入给药

C.舌下含服

D.直肠给药

E.皮下注射

男，60岁，因头痛、头晕20天，加重伴烦躁、频繁呕吐1天入院。入院体检：生命体征不平稳，头部MRI显示第四脑室肿瘤伴幕上脑室扩大。

最有效的治疗措施是（）

A.高压灌肠

B.使用脱水药

C.腰穿放脑脊液

D.给予镇静、止痛药

E.脑室穿刺引流

从市场上买回的茄子，其果柄一端被几片带刺的像叶一样的结构包裹着，这是茄子花的哪一部分存留下来的[ ]

A．花萼

B．花冠

C．雌蕊

D．花药

瓦特能够成功改良“万能蒸汽机”的条件和原因是

①工业革命的开展需要工业发展的动力

②早期蒸汽机的发明和使用

③有关蒸汽机的科学理论取得重大突破

④瓦特锲而不舍的精神

A．①③④

B．①②③

C．①②④

D．②③④

(31) data effectively is crucial for success in today’s competitive environment. Managers must know how to use a variety of tools. Integrated data takes information from different sources and puts it together in a meaningful and useful way. One of the difficulties of this is the (32) in hardware and software. (33) integration uses a base document that contains copies of other objects. (34) integration uses a base document that contains the current or most recent version of the source document it contains. (35) provides an overview of the program written in "plain" English, without the computer syntax.

A．Linked

B．pointed

C．Dynamic

D．Static