主页
学科
搜索
账户
常见问题
当前学科:通信工程师综合练习
题目:
单选
ATU干道测试考核要求下载速率>500kbps占比高于()%。
A . A、55
B . B、65
C . C、75
D . D、85
答案:
<查看本题扣1积分>
查看答案
答案不对?请尝试站内搜索
推荐知识点:
某港口工程中测得淤泥性土的天然含水率为45%,相对密度为2.55,塑性指数为19,该淤泥性土的名称应为()。
农村经济体制改革目标“()”。
I had my first chocolate bar at five years old. Ill never forget the【C1】______, comforting taste. But the circumstances were【C2】______but sweet. It was World War H . I【C3】______with my family in the Lithuanian town of Taurage【C4】______the Russian army swept west toward Nazi Germany. Many people in our village【C5】______away in terror. In the confusion, I stood with my 12-year-old sister, and my three-year-old brother, near the railway【C6】______, where a train for Germany waited.【C7】______families were allowed to board the train. Just before leaving, a woman traveling【C8】______approached us. "Ill take care of him," she told my sister, and【C9】______me onto the train as it left the station. The entire trip I【C10】______my mother. We arrived in Hamburg. Now that the woman had【C11】______Taurage she had no more use for me. I lived on the【C12】______like thousands of other children in that wartorn city. I survived 【C13】______stealing food. Then the American occupation troops arrived. One afternoon as I hid【C14】______in a mess tent in search of food, a huge hand lifted me up by the collar—an American soldier. I was【C15】______and I could see it upset him. "Its okay, kid," he said. He reached into his jacket and handed me a chocolate bar. I【C16】______it and took a small bite. I thought Id gone to heaven. The soldier took me and some other【C17】______children to an orphanage run by Red Cross. Fours years later I was transferred to an orphanage in America. 【C18】______a family who lived in Pennsylvania adopted me. Later I joined the Army, then attended college after the army and【C19】______a masters degree in clinical social work. I never did learn the soldier God sent to save my life, but I will remember his【C20】______forever.【C1】A.poorB.badC.terribleD.delicious
先天性甲状腺功能减退症的主要病因是()
患者男,4岁。以“自幼孤独不合群,言语极少”而就诊。1岁以前生长发育正常。1岁8个月时家人发现患儿不合群,不与邻家小朋友一起玩。在家中一直由爷爷、奶奶带领,平时多数时间内一个人玩,很少与奶奶一起玩,家人与他讲话时则面向一侧,不正视讲话人。言语极少,往往以动作代替言语,需要什么东西时则拉着家人的手到放该东西的地方,拿到东西后便独自去玩,如果得不到东西则大哭大闹。对电视中的广告内容特别感兴趣,一旦听到任何广告,即放下手中的玩具而来看广告。曾进幼儿园1个月,入园与妈妈分开时无任何情绪反应。在园中自己玩,或站于一处,不与小朋友一起游戏。老师讲故事时也不听,自己干自己的事。擅自在教室里走来走去,影响别人,而遭到老师拒收。在某医院查颅脑CT及MRI均正常,服用健脑药物效果不佳。患儿最可能的诊断是()
外感风寒表证、外感风热表证均可使用的药物是()
空气干燥煤样水分的测定方法有()和()法,其中()适用于所有的煤样为仲裁方法。
患者,男性,32岁,近日新房装修,多次在施工现场出现胸闷、呼吸困难,为呼气性呼吸困难,两肺可闻及哮鸣音,离开装修现场后可自行好转,该患者最可能的诊断为()。
形成城市地域结构的动力机制及其地域结构的基本模型有哪些。
桌面中间放置冷菜的转台台面时,适宜摆大花环形花台,大花环一般都以天冬草为底衬,其花环宽度在()厘米左右。