气瓶内剩余压力和气体性质检查,应在瓶温与环境温度()时进行。
A.相差较大时;
B.接近;
C.瓶温差不影响剩余压力的检查。
参考答案:B
下列关于盈亏平衡分析的说法,不正确的是( )。
A.盈亏平衡分析可用于财务评价B.BEP产量=年固定成本/(单位产品价格-单位产品可变成本-单位产品营业税金及附加)C.盈亏平衡点越高,表明项目的抗风险能力越强D.盈亏平衡点越低,表明项目对产出品数量变化的适应能力越强
The receiving activities conduct analyses of the requirements with the requirements provider to ensure that a compatible, shared understanding is reached on the meaning of the requirements. The result of this analysis and dialog is an set of requirements. A. agreed-to B. agree-to C. agree-to-do D. agree-with