下列事故类型中,属于建筑业最常发生事故类型的有()。 A.触电 B.高处坠落 C.火 发布时间:2020-06-13 03:24 │ 来源:www.tikuol.com 题型:多项选择题 问题: 下列事故类型中,属于建筑业最常发生事故类型的有()。A.触电B.高处坠落C.火灾D.机械伤害E.坍塌事故
题型:多项选择题 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.reliableB.secureC.indestructibleD.steady 查看答案
题型:多项选择题 如图是血涂片在显微镜下的一个视野图.(1)当人被细菌感染而发炎时,图中[______]白细胞的数目会显著增加.(2)林老师从福建到宁夏支教,半年后体检时发现,血液中有一种成分显著增加.增加的成分最可能是[______]______.(3)担负运输养料和废物功能的是[D],具有止血和加速凝血功能的是[______]______.(4)玉树地震中很多人受伤,必须通过输血进行抢救,大量输血的时候,应以输______血为原则.否则如果血型不同,会使受血者体内的[A]______凝集成团阻碍血液循环造成危险.(5)地震中遇难者可以取他们血液中的[______]白细胞进行DNA检测来进一步确定他们的身份. 查看答案