某某,女,36岁。曾多次人工流产。腰痛,痛有定处,刺痛,日轻夜重,痛处拒按,手足麻木,双膝关节疼痛,失眠健忘,月经后期,经血色暗有块。舌暗有紫斑,脉弦。应诊断为()
A. 寒湿腰痛
B. 风湿腰痛
C. 瘀血腰痛
D. 湿热腰痛
E. 肾虚腰痛
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The IBM XIV Storage System is designed to be cost-efficient in all aspects, while deliveringoutstanding and consistent performance. Which of these features is currently UNAVAILABLE onthe XIV system?()
A. single-tier architecture supports all kinds of storage in one environment and makes scaling easy
B. built-in thin-provisioning allows the acquisition and installation of additional capacity to bedelayed until needed.
C. innovative use of solid state disk drives offers excellent capacity-for-cost value while meetingenterprise performance standards
D. use of off-the-shelf components makes customized hardware unnecessary and makes itpossible to integrate state-of-the-art hardware assoon as it becomes available.
采用两台高频振动棒分层振捣浇筑,利用混凝土换车时进行振捣,振动棒要落点均匀,振点间距不大于()m。
A. 1
B. 1.5
C. 2
D. 3