36岁,妇女,口服避孕药2号,避孕已5年,现1周出现下肢肿胀和疼痛,最可能的诊断是()。
A. 肾小球肾炎斑
B. 高血压疾病
C. 下肢静脉炎
D. 下肢淋巴管炎
E. 下肢血栓栓塞
共阳极LED数码管加反相器驱动时显示字符“0”的段码是3FH,则显示字符“6”的段码是()。
A. 06H
B. 7DH
C. 82H
D. FAH
Which statements is true about Predictive Failure Analysis (PFA) for System x servers?()
A. PFA is embedded in selected server components and requires no action for being enabled
B. PFA is available only when the Server Plus Pack is installed on the server
C. PFA is available only when a Virtual Media Key is present
D. PFA is available when the related setting is turned on in UEFI setting
()四大属性是水量、水质、水域和水能。
A. 水市场
B. 水循环
C. 水资源
D. 水环境