分别是说明气相色谱柱填料硅藻土载气C.hromosorB.WA.WDMS中“W”和AWDMCS的含义?
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患者女,46岁。因“四肢无力3个月,加重2周”就诊。患者3个月前自觉右下肢麻木、无力,给予维生素B、维生素B营养神经治疗,效果不佳。1个月后出现左下肢无力,伴有肌肉萎缩。就诊前2周上述症状加重,出现双上肢无力,伴恶心、呕吐。患者4年前因颗粒淋巴瘤行子宫切除术,1年前患“纵隔淋巴瘤”行化学治疗。查体:意识清楚,心、肺无异常,脑神经检查未见异常,四肢肌张力降低,左上肢肌力3~4级,右上肢肌力4级,左下肢肌力5级,右下肢肌力2级,四肢腱反射未引出,双侧巴宾斯基征(-),双下肢远端痛触觉减退。 该患者病变可能的部位为()
A. 双侧大脑皮质
B. 双侧丘脑
C. 颈髓髓内
D. 胸髓髓内
E. 神经根
F. 周围神经
You work in a company which uses SQL Server 2008. You are the administrator of the company database. Now you are in charge of a SQL Server 2008 instance. There is a database named DB1 in the instance. In the Services schema, There is a table named Service.Table. The Services.Table has to be moved from the Sales schema to a new schema named Costs. In the options below, which Transact-SQL statement should you execute?()
ALTER TABLE Service.Table SWITCH TO Costs.Table1;
B. ALTER SCHEMA CostsTRANSFER Service.Table;
C. ALTER USER Service WITH DEFAULT_SCHEMA = Costs;
D. ALTER AUTHORIZATION ON Service.Table1 TO Cost