价值工程的目标，即以( )实现必要的功能。
A．产品的合理成本
B．产品的最低成本
C．产品的研制、生产费用
D．最低的寿命周期费用
参考答案：D
I Beijing in a few days. Do you know when the earliest plant ?
A．leaves for; takes off
B．am leaving for;is taking off
C．am leaving for; takes off
D．leave for; taking off
证券评级机构不得涂改、倒卖、出租、出借证券评级业务许可证，或者以其他形式非法转让证券评级业务许可证。( )
