-
铸铁分为（）。
-
一座5万m3的储油罐建于滨海亚湾陆交互相软土地基上，天然地基承载力特征值fsk＝75kPa，拟采用水泥搅拌桩法进行地基处理，水泥搅拌桩置换率m＝0.3，搅拌桩桩径d＝0.6，与搅拌桩桩身水泥土配比相同的室内加固土试块抗压强度平均值fcu＝3445kPa，桩身强度折减系数η＝0.33，桩间土承载力折减系数β＝0.75，如由桩身材料计算的单桩承载力等于由桩周土及桩端土抗力提供的单桩承载力，则复合地基承载力特征值接近（）。
-
A few years ago , a sad thing happened. A young American woman left her 21_______for career reasons; she moved far away. For this reason ,a 36-year- old 22_______father has custody of his two children , eleven and eight years old. He works long hours as a 23_______, including weekends. On his days off from work , he goes to a local 24_______college. He' s studying to 25 his job skills so he can make more money for his family. At night he does his homework at the same table as the 26_______. But who takes care of the kids in the evenings when their father is working or 27_______to school? His "extended family"- his mother , other 28_______, and his new girlfriend 29_______out as much as they can. He thinks his girlfriend , who is from Mexico , his home country , is good for his family. He doesn’t want to date "Anglos"or"Anglicized" women because he thinks they value their 30_______over motherhood. He wants a wife with traditional , religious values like his mother.
-
下列各项中，不属于城镇土地使用税免税项目的是（）。
-
男性，45岁。慢性支气管炎15年，呼吸困难突然加重1天，伴右侧胸痛。查体：发绀，桶状胸，右肺呼吸音减低，右肺叩诊鼓音，左肺散在干啰音，心浊音界缩小，剑突下可触及心脏搏动。考虑诊断为（）
-
IS元件是一种能够给宿主菌“带来”新表型的质粒。
-
正火与（）两者的目的基本相同，只是正火的冷却速度稍微快一点。
-
下列哪些属于办理消费贷需要准备的最基本材料（）
-
要求您在OSI模型的传输层选择使用合适的网络协议从一台主机到另一台收发信息您比较了传输控制协议（TCP）和用户数据报协议（UDP）的性质，在选择其中的一个协议时，以下陈述正确的是哪一个（）
-
关于无产阶级革命性质，下列说法错误的是（）。