主页
学科
搜索
账户
常见问题
当前学科:骨科
题目:
单选
慢性骨髓炎行死骨摘除术的最佳时机是()
A . 死骨形成
B . 窦道长期不愈
C . 死骨分离清楚,包壳充分形成
D . 炎症急性发作时
E . 病理骨折已愈合
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:
前轮转弯使用哪个系统压力()。
根据下列短文,回答题。 A panel of government officials is worried.The air quality in some areas is not good.Theair is polluted with soot.The officials worry that the air is harmful to the people who breathethe air.The officials are expels.They study the environment.They diSCUSS ways to stop theair pollution.The panel decided to make,some changes to the law. The mew plan places strict limits on how much soot call be released into the air.Now,ameasurement of 65 parts of soot is considered safe.The new plan would reduce that number to30.The daily limit of pollution in the air would be cut in half. These new standards would affect industry.The limits would also affect people who ownwood stoves and fireplaces.The country will keep track of the air quality every day.Peoplewould be required to stop burning wood when the levels are high.They could also install a kindof special fireplace.These fireplaces burn very little wood.They do not pollute the air asmuch.Some countries will punish families who violate the ban.They will have to pay a fine fornot complying with the law. Some states do not have much industry.Their pollution problem is not too bad.Theywould stiU have to regulate how much pollution is released into the air.The experts hope thatthis ban will help keep the air cleaner.Before the plan becomes a law the public will have a chance to comment on it.Citizenswill have ninety days to ask questions and voice concerns about the plan.Then it will becomea law.The panel is made up of________.
可以做地热的实木地板()。
大理石地面清洁应使用()性石材清洁剂。
男性,25岁。发现高血压2年,血压最高可达160/120mmHg。蛋白尿(++),BUN28.6mmol/L,Scr442μmmol/L,红细胞2.6×1012/L。应首先考虑诊断为()
如果说蒸虾胶要用猛火,这里对猛火的解析,正确的是()
()不得兼任稽核、会计档案保管和收入、支出、费用、债权债务账目的登记工作。
高校承办各项比赛,向参赛方收取的报名费是否免征营业税?
水渍险的承保责任范围是()
ISDN是综合业务数字网,128k带宽,分为两个频带。