主减速器一般用于(),以保证车辆具有足够的牵引力。
A. 改变力的传递方向
B. 降低转速
C. 增大扭矩
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在使用MACD时,可以DIF和DEA.的取值和这两者之间的相对取值对行情进行预测。当DIF和DEA.均为负值时,属空头市场。DIF向下突破DEA是()信号。
A. 买入
B. 卖出
C. 观望
D. 不能确定
Company.com is planning for an HACMP cluster and wants to know more about the network requirements. The plan is to use IPAT via IP aliasing and heartbeating via IP aliasing to preserve the corporate IP addresses. Currently the customer uses a separate VLAN for each individual subnet. Which statement best describes how HACMP co-exists with VLAN’s in this configuration?()
All subnets in use by HACMP must be in the same VLA
B. All subnets in sue by HACMP must be in a different VLA
C. HACMP does not support multiple subnets when using heartbeating via IP aliasing.
D. HACMP does not support the use of VLA
内科痹证发作与哪项有关()
A. 与月经周期有关
B. 与月经周期无关
C. 与天气变化无关
D. 与天气变化有关
E. 以上都不对
A和B注册会计师负责对D公司2017年度财务报表进行审计。在了解D公司及其环境时,请代为做出正确的专业判断。A和B注册会计师应从哪些方面了解D公司所处的行业状况?