公交线路始末站,地下通道等公共场所内的清扫保洁,由环境卫生作业单位负责。
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患者男,44岁。患乙型病毒性肝炎10年。2个月前偶然发现左上腹有包块而就诊。手术治疗前,必须检查的项目是(提示初诊为乙型肝炎后肝硬化,收入内科住院以进一步诊治。住院后3d,因吃鱼引发大量呕血。经内科积极保守治疗后止血,因患者希望手术治疗而转入外科。)()
A. 腹部CT
B. 食管钡剂造影
C. 心电图
D. 出、凝血时间
E. 血糖
F. 血脂
You are using an Automatic Storage Management (ASM) instance to manage the files of your production database. While studying the parameter file of the ASM instance, you find the following entry: ASM_DISKSTRING = /devices/* What could be the reason for this setting?()
A. to enable the ASM instance to identify the alert log file
B. to enable the ASM instance to identify the server parameter file
C. to enable the ASM instance to define the locations for Oracle Managed Files (OMF)
D. to enable the ASM instance to identify all disks that can be accessed by it in the /devices directory
全热值减去不能利用的汽化潜热称为天然气的冷热值()
A. 正确
B. 错误
番茄的红果(R)为黄果(r)的显性,二室(M)为多室(m)的显性,两对基因为独立遗传的,现将一株红果二室的番茄与一株红果多室的番茄杂交,子代植株中有3/8为红果二室,3/8为红果多室,1/8为黄果二室,1/8为黄果多室。试根据子代表现型和比例,写出亲代植株的基因型。