事物终究是______的，有所长必有所短。由于目前大部分军用雷达工作在微波波段，隐形

女，37岁，腹胀、腹泻与便秘交替半年，常有午后低热，夜间盗汗。体检：腹壁柔感，轻度压痛，肝脾未触及，腹水征(+)。腹水检验：比重1.018，蛋白25g/L。白细胞 0.7×10⁹/IL，中性0.30，淋巴 0.70，红细胞0.3×10⁹/L本例最可能诊断是

A．结核性腹膜炎

B．原发性腹膜炎

C．癌性腹膜炎

D．巨大卵巢囊肿

E．肝静脉阻塞综合征

室外空气状态变化时，一次回风空调系统中的分区调节，是以( )线分区的。

A．等温

B．等露点

C．等焓

D．等相对湿度

promoter，enhancer

MIDI enables people to use (11) computers and electronic musical instruments. There are actually three components to MIDI, the communications" (12) .", the Hardware Interface and a distribution (13) called "Standard MIDI Files". In the context of the WWW, the most interesting component is the (14) Format. In principle, MIDI files contain sequences of MIDI Protocol messages. However, when MIDI Protocol (15) are stored in MIDI files, the events are also time-stamped for playback in the proper sequence. Music delivered by MIDI files is the most common use of MIDI today.

（11）是（）

A.personal

B.electronic

C.multimedia

D.network

复印纸的定量是80～100g/m²。（）