题型：名词解释 阅读理解。 Do you like reading? Do you often go to the library? Do you know the rules in the library? Here aresome rules for you to follow in the library.★Keep books clean.★Give back books on time. ★Don't use other people's library cards★Don't bring any food or drink.★Keep quiet.★Borrow (借) two books a time.★Don't bring your backpack.★Don't break (损坏) the books, or pay for them. These rules are good for readers. Remember them and don't break them. You know the library is our own library. Rules for libraryYou mustkeep (1)______ in the library.Keep the books(2)______ and give them back on time.You can borrow(3)______ books a time.When you come to the library,you can't take your (4)______ food or drink.You can't use(5)______ ______ library cards.If you break the books,you have to pay for them. 查看答案
题型：名词解释 依照阿伏加德罗定律，下列叙述正确的是（ ）A．同温同压下，两种气体的物质的量之比等于其密度比B．同温同压下，两种气体的体积比等于其摩尔质量比C．同温同体积，两种气体的质量比等于其摩尔质量比D．同温同压下，两种气体的物质的量比等于其体积比 查看答案
题型：名词解释 女，50岁，近8个月来全身多处骨折。3个月前右前臂骨折，1个月前左股骨干骨折，腹平片示：右侧肾结石。应首先检查的项目是()A.静脉肾盂造影 B.血和尿钙磷 C.骨密度测定 D.血尿酸 E.骨髓检查 查看答案