问题
问答题 简答题
简述螺旋输送机的工作原理和适用的物料。
答案
参考答案：
原理：旋转的螺旋叶片将物料推移而进行螺旋输送机输送，使物料不与螺旋输送机叶片一起旋转的力是物料自身重量和螺旋输送机机壳对物料的摩擦阻力。
适用物料：松散的粉状或小颗粒状需要密封运送的干湿物料。
搜题请搜索小程序“爱下问搜题”
简述螺旋输送机的工作原理和适用的物料。
参考答案：
原理：旋转的螺旋叶片将物料推移而进行螺旋输送机输送，使物料不与螺旋输送机叶片一起旋转的力是物料自身重量和螺旋输送机机壳对物料的摩擦阻力。
适用物料：松散的粉状或小颗粒状需要密封运送的干湿物料。
Dr.Jack Todd is very interested in clean water .__小题1:_,so it's natural that he is to developer of a small and affordable system(系统）to clean waste water, His “Living Machine" can clean wastewater in your home or in your business. __小题2:_ The wastewater goes into a big plastic tank where bacteria(细菌）start to break down the waste.A few days later after it is dealt with, the water is brought into a greenhouse filled with plants and fish.With the help of sunlight, the plants and animals remove more chemicals from the water,making it cleaner,Then the water can be reused for washing or bathing _小题3:__ but the water is clean enough for watering the flowing, washing the dog, or even for bathing or swimming. The advantage of this technology is that it is affordable and good for the environment. __小题4:__. It can help to use less fresh water, and it can help keep the water supply unpolluted.
|