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问题 单项选择题

以下关于尿量的叙述不妥的是

A．正常成人24小时尿量为1000～2000ml
B．24小时尿量＞2500ml为多尿
C．24小时尿量＜400ml为少尿
D．24小时尿量＜100ml为无尿
E．夜尿持续大于400ml为夜尿增多

答案

参考答案：E

单项选择题

In data communication, data link is those parts of two data terminal equipments that are controlled by a protocol along with the (71) data circuit, which together enable data (72) . So-called protocol means, in short, a set of rules that determines the behavior of functional units in achieving communication.

Data circuit, however, consists of a pair of (73) transmission channels that provides a means of two-way data transmission. Between data switching exchanges, the data circuit may or may not include data circuit-terminating equipment (DCE), depending on the type of (74) used at the data switching exchange. Between a data station and a data switching exchange or data concentrator, the data circuit includes the DCE at the data station end, and may include equipment (75) to a DCE at the data switching exchange or dam concentrator location.

（73）处填（）。

A．dependent

B．conformable

C．consistent

D．associated
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单项选择题

甲在家具店看到一款样式很新颖的沙发，要价4000元，但未带够钱，于是其与家具店老板商定，先付2000元，让该店给他留下沙发，第二天再来付足余款并取走沙发。孰料当晚家具店发生盗窃案，该沙发被盗。本案应如何处理？（）

A．应由家具店承担风险，退回甲2000元

B．应由双方分担风险。

C．应由甲承担风险

D．双方均不应承担风险
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