某市西区治安联防队行使该区公安分局委托的治安管理权。某日联防队员李某抓获有盗窃嫌疑的

Most computer systems are (26) to two different groups of attacks: Insider attacks and outsider attacks. A system that is known to be (27) to an outsider attack by preventing (28) from outside can still be vulnerable to the insider attacks accomplished by abusive usage of (29) users. Detecting such abusive usage as well as attacks by outsides not only provides information on damage assessment, but also helps to prevent future attacks. These attacks are usually (30) by tools referred to as Intrusion Detection Systems.

A．searched

B．checked

C．tested

D．detected

电火花线切割加工的对象有：（）。

A、任何硬度、高熔点包括经热处理的钢和合金

B、阶梯孔、阶梯轴

C、塑料模中的型腔

棕榈酸及其盐和酯、硬脂酸盐、酯

初孕妇，妊娠38周，剧烈持续腹痛3小时入院。贫血貌，血压140/90mmHg，脉搏125次/分，子宫硬，不松弛，有局限性压痛，胎位不清，胎心110次/分， * * 少量流血，肛查宫口未开。

此时最恰当的处理是

A．保守治疗

B．输血输液

C．给予镇静药等待产程发动

D．剖宫产结束分娩

E．静脉滴注缩宫素引产

磨矿机小齿轮磨损超过齿厚的（）就应更换。

A.五分之一

B.六分之一

C.三分之一

D.二分之一