【简答题】点焊电极由四部分组成,即端部、___________________、尾部、和冷却水孔。
【单选题】患者女性,38岁,活动后心悸、气喘1年余,查体轻度贫血,心率快,律整,胸骨右缘第2肋间闻及响亮而粗糙的收缩期杂音 (3/6级),首先应考虑的疾病为
【单选题】听力原文: Chinese government is poised to conduct its first national survey of pollution sources in February to help control environmental deterioration in the country. The study will identify and collect...
A.
To collect data on sources of pollution.
B.
To identify pollution in rivers and lakes.
C.
To help control environmental pollution.
D.
To help control industrial wastes.
【单选题】38岁女性,活动后心悸、气喘1年余,查体轻度贫血,心率快,律整,胸骨右缘第2肋间闻及响亮而粗糙的收缩期杂音(3/6级),首先应想到的疾病是
【单选题】听力原文:Environmentalists say pollution is terrible and becoming worse. Businessmen retort that a real cleanup would cost too much. The ordinary citizen believes both: the environment is indeed going dow...
A.
An arguement for environmental protection.
B.
An arguement against environmental protection.
C.
An arguement for common citizens.
D.
A clarification of a misconception about environment pollution and its cost.
【单选题】听力原文: Environmentalists say pollution is terrible and becoming worse. Businessmen retort that a real cleanup would cost too much. The ordinary citizen believes both: the environment is indeed going do...
A.
An arguement for environmental protection.
B.
An arguement against environmental protection.
C.
An arguement for common citizens.
D.
A clarification of a misconception about environment pollution and its cost.
【单选题】女性,38岁,活动后心悸、气喘1年余。查体:轻度贫血,心率快,律齐,胸骨右缘第2肋间闻及响亮而粗糙的收缩期杂音(3/6级),首先应想到的疾病为
【单选题】一肾功能衰竭患者血气分析可见:pH 7.28,PaCO28mmHg,HCO3ˉ17mmol/L,最可能的酸碱平衡紊乱类型是
【单选题】一肾功能衰竭患者血气分析可见:pH7.28,PaCO228mmHg,HCO3ˉ17mmol/L,最可能的酸碱平衡紊乱类型是
【单选题】女性,38岁,活动后心悸、气喘1年余,查体轻度贫血,心率快,律整,胸骨右缘第2肋间闻及响亮而粗糙的收缩期杂音(3/6级),首先应想到的疾病为