男性，50岁，患皮肤病10余年，反复发作，累及全身。躯干及四肢伸侧分布大小不一的红斑

(71) analysis emphasizes the drawing of pictorial system models to document and validate both existing and/or proposed systems. Ultimately, the system models become the (72) for designing and constructing an improved system. (73) is such a technique. The emphasis in this technique is process-centered. Systems analysts draw a series of process models called (74) . (75) is another such technique that integrates data and process concerns into constructs called objects.

A．Structured analysis
B．Information Engineering
C．Discovery Prototyping
D．Object-Oriented analysis

“秦以前，民皆以金玉为印，龙虎钮，唯其所好。秦以来，天子独以印称玉玺，又独以玉，群臣莫敢用”。材料反映了(    )

①秦以前人们以金玉为印   　          ②皇权至上， 皇帝独尊

③秦以后玉玺为皇帝独有                ④皇权为民，与民共享

A．①②③④

B．①②③

C．②③④

D．①③

某联社营业部贴现一张票面金额为10万元的银行承兑汇票，收取贴现利息2000元，10日后，该营业部持该票到人民银行办理再贴现，支付再贴现利息1500元，请写出贴现和再贴现的会计分录。

黄铜焊后应进行热处理，热处理加热范围以焊缝中心为基准，每侧不应小于焊缝宽度的（）倍。

A、0.5

B、1

C、2

D、3

含皂苷为主要成分的中草药材，一般不宜制成注射剂，其原因是

A．刺激性

B．有泡沫

C．难溶解

D．溶血性

E．不稳定