场景(四)某5层公建工程,条石基础,砖混结构,现浇钢筋混凝土楼板,局部采用防火玻璃隔断。 首层跨度4.5m梁,起拱高度设计无具体要求。检查发现:模板支设起拱不符合要求;楼板中配筋为Φ10@200钢筋错放为Φ8@200。 竣工五年后发生一次地震,房屋多处发生开裂,多处结构破坏。根据场景(四),作答下列题目: Φ10@200表示热轧()钢筋,直径10mm,间距200mm。
A. HPB235
B. HRB335
C. HRB400
D. RRB400
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A 34-year-old client at 32 weeks’ gestation tells the nurse that her baby will be sick because she saw a dead dog on the road yesterday. What’s the best response by the nurse
A. "Your baby will be fine. That’s just superstition. "
B. "Don’t worry. We’ll make sure your baby is okay. "
C. "I can see that you are concerned. Let’s talk about what’s bothering you. "
D. "Perhaps so. Your baby should be seen by a physician as soon as it’s born. "
场景(五)某高层办公楼进行装修改造,主要施工项目有:吊顶、地面(石材、地砖、木地板)、门窗安装、墙面为墙纸、乳胶漆;卫生间墙面为瓷砖,外立面采用玻璃幕墙及干挂石材,大厅中空高度为12米,回廊采用玻璃护栏,门窗工程、吊顶工程、细部工程等采用人造木板和饰面人造木板。合同要求:质量符合国家验收标准。施工已进入木装修、石材铺贴阶段。施工过程中,质检人员发现存在以下质量问题:(1) 在不同材料基体交接处墙面抹灰产生了开裂现象。(2) 发现将吊灯直接安装在吊顶龙骨上。(3) 卫生间墙面瓷砖铺贴不够美观、非整砖铺贴不合要求。根据场景(五),作答下列题目: 建筑幕墙后置埋件应进行承载力现场试验,必要时应进行()试验。
A. 极限抗弯
B. 极限抗压
C. 极限抗剪
D. 极限拉拔
场景(四)某5层公建工程,条石基础,砖混结构,现浇钢筋混凝土楼板,局部采用防火玻璃隔断。 首层跨度4.5m梁,起拱高度设计无具体要求。检查发现:模板支设起拱不符合要求;楼板中配筋为Φ10@200钢筋错放为Φ8@200。 竣工五年后发生一次地震,房屋多处发生开裂,多处结构破坏。根据场景(四),作答下列题目: 防火玻璃按耐火性能分为A、B、C三类,这三类都应满足()要求。
A. 耐火完整性
B. 耐火隔热性
C. 热辐射强度
D. 热辐射隔热性
Sharks Perform a Service for Earth’s Waters It is hard to get people to think of sharks as anything but a deadly enemy. They are thought to (51) people frequently. Although these fish perform a valuable (52) for earth’s waters and for human beings, business and sport fishing are threatening their (53) . As a result, some sharks are at risk of disappearing from Earth. Warm weather may influence both fish and shark (54) . Many fish swim near coastal areas because of their (55) waters. Experts say sharks may follow the fish into the same areas, (56) people also swim. In fact, most sharks do not purposely charge at or bite humans. They are thought to mistake a person (57) a sea animal, such as a seal (海豹) or sea lion. That is why people should not swim in the ocean when the sun goes down or comes up, because those are the times when sharks are looking for (58) . Experts also say that bright colors and shiny jewelry (珠宝) may cause sharks to attack. A shark has an extremely ’good sense of (59) , with which it can find small amounts of substances in water, such as blood, body liquids and chemicals (60) by animals. These powerful senses help sharks find their food. Sharks eat fish, any (61) sharks, and plants that live in the ocean. Medical researchers want to learn more about the shark’s body defense and immune (免疫的) (62) against disease. Researchers know that sharks (63) quickly from injuries. They study the shark in hopes of finding a way to fight human disease. Sharks are important for the world’s oceans, as they eat injured and diseased fish. Their (64) activities mean that the numbers of other fish in ocean waters do not become too (65) . This protects the plants and other forms of life that exist in the oceans.
A. humor
B. security
C. smell
D. touch