下面有关髓内肿瘤的临床表现中哪项是错误的（） A.很少会出现根痛 B.感觉障碍自下而

肋脊点压痛常见于下列哪一种疾病（）

A.消化性溃疡

B.急性胆囊炎

C.急性胰腺炎

D.急性肾小球肾炎

E.急性肾盂肾炎

带下脉多见（）

A.滑利，尺脉尤甚

B.滑数洪大

C.细滑而缓

D.六脉平和

E.弦滑略数

在投资分析中，一般采用复利计息。（）

下列疾病的休克不是由内毒素引起的有（）

A.流行性脑脊髓膜炎暴发休克型

B.中毒性细菌性痢疾

C.革兰阴性败血症

D.流行性出血热

E.霍乱

IP multicasting is a set of technologies that enable efficient delivery of data to many locations on a network. Rather than making multiple copies of a message intended to be distributed to multiple recipients at the (71) of origin of a message, multicasting initially sends just one (72) and does not copy it to the individual recipients until it reaches the closest common point on the network, thereby (73) the bandwidth consumed. Network performance is significantly (74) because it isn’t bogged down with the processing and transmission of several large data fries; each receiving computer doesn’t have to (75) the transmitting server for the file.

A．extending

B．minimizing

C．demolishing

D．reducing