实现“2000年人人享有卫生保健”的基本策略和途径是（）
A. 推行初级卫生保健
B. 开展社区健康教育
C. 推行社区保障服务
D. 培养社区全科医生
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AD289可以通过在维修模式中调整纸张沾附最大碳粉量来加深图像浓度。
A. 正确
B. 错误
单件小批生产中箱体同轴孔箱壁相距较远时，其同轴孔加工可用（）。
A. 镗模法
B. 利用已加工的一端孔导向
C. 找正法（调头镗）
In which of the following scenarios is a tablespace recovery required？（）
A. when recovering a lost read-only tablespace from a read-only tablespace backup
B. when recovering a lost read-only tablespace from a read-write tablespace backup when the database is running in ARCHIVELOG mode
C. when recovering a lost read-only tablespace from a read-write tablespace backup when the database is running in NOARCHIVELOG mode and the changes in the online redo log files have been overwritten
D. when recovering a lost read-only tablespace from a read-only tablespace backup using the backup of the control file， the control file was created using the ALTER DATABASE BACKUP CONTROLFILE TO TRACE statement， and this statement was issued when the tablespace was read-only
根据《高压开关柜验收规范》，开关柜本体外观，应检查各转动部分应（）
A. 涂以润滑脂
B. 涂以碳粉
C. 涂以石墨
D. 涂以油漆
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