influential acceptable recognized appropriate junk weightperceive stored damage infected longevity composition1. Have you been on a diet? You've lost a lot of _____________.

influential acceptable recognized appropriate junk weightperceive stored damage infected longevity composition2. Poor diet and excess smoking will seriously _____________ the health of your hair.

influential acceptable recognized appropriate junk weightperceive stored damage infected longevity composition3. Although___________ food is quick and easy to prepare, it is not good for your health.

influential acceptable recognized appropriate junk weightperceive stored damage infected longevity composition4. Some cultures and religions have restrictions concerning what foods are ________________in their diet.

influential acceptable recognized appropriate junk weightperceive stored damage infected longevity composition5. Dietary habits and choices play a significant role in thequality of life, health and___________. It can also define cultures and play a role in religion.

influential acceptable recognized appropriate junk weightperceive stored damage infected longevity composition6. Changing a subject’s dietary intake, or “going on a diet”, can change the energy balance and increase or decrease the amount of fat ________________ by the body.

influential acceptable recognized appropriate junk weightperceive stored damage infected longevity composition7. Studies of nutrition must take into account the state of the body before and after experiments, as well as the chemical ________________ of the whole diet and of all material excreted and eliminated from the body.

influential acceptable recognized appropriate junk weightperceive stored damage infected longevity composition8. Some vitamins are ___________ as essential nutrients, necessary in the diet for good health.

测量流量的方法很多，目前工业上常用的流量测量方法为________。

A. 速度式流量测量方法
B. 容积式流量测量方法
C. 压差式流量测量方法
D. 转子式流量测量方法

如果放大电路在引入负反馈后，其输入和输出电阻都减小了，则所引入的是负反馈。

A. 电压串联
B. 电压并联
C. 电流并联
D. 电流串联