Hopper

(noun.) funnel-shaped receptacle; contents pass by gravity into a receptacle below.

(noun.) someone who hops; 'at hopscotch, the best hoppers are the children'.

雅克校对

• The conductor from the hopper to the machine is made of two strips of steel, down which the pins, held by their heads, slide. 佚名. 神奇的知识之书.
• The raw cotton was put in a hopper, where it was met by the teeth of the saws, and torn from the seeds. 鲁伯特·萨金特·荷兰. 历史性发明.
• A diagrammatic sketch of this remarkable machine is shown in Fig. 5, which shows a front elevation with the casings, hopper, etc. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• When this high speed is attained, masses of rock weighing several tons in one or more pieces are dumped into a hopper which guides them into the gap between the rapidly revolving rolls. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• A hopper with adjustable feed is supported several feet above a bin having a central partition. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• The pipe is lowered into contact with the bottom to be excavated and the material is pumped into hopper barges or into a hopper-well in the dredge itself. 佚名. 神奇的知识之书.
• In India a drilling hopper had been attached to a plough. 威廉·亨利·杜利特. 世纪发明.
• The Chinese, probably before that time, had a wheelbarrow arrangement with a seed hopper and separate seed spouts. 威廉·亨利·杜利特. 世纪发明.
• Normally, a stream of finely divided ore falling from the hopper would fall into that portion of the bin lying to the left of the partition. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• The pins are put into a vibrating hopper, which slopes slightly towards the sticking machine. 佚名. 神奇的知识之书.
• Over each core-maker’s bench is a hopper, connected with the floor of the gallery. 佚名. 神奇的知识之书.
• Each machine has but just sufficient powder in its hopper to run until a new supply can reach it. 佚名. 神奇的知识之书.
• The mixture was to be poured into the hopper until the entire form was filled, such mixture flowing down and along the horizontal legs and up the vertical members. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• Almost midway between the hopper and the bin is placed an electromagnet whose polar extension is so arranged as to be a little to one side of a stream of material falling from the hopper. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• When the skips arrived at the giant rolls, their contents were dumped automatically into a superimposed hopper. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• The scales are set according to the chemist's weighing orders, and the material is fed into the scales from the hoppers. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.
• When the sand is mixed it is dropped through holes in the floor into the hoppers, which deposit the sand on the bench convenient for the core-maker. 佚名. 神奇的知识之书.
• Coal cars are dumped into hoppers under the tracks and the coal carried to the top of the piles by conveyors. 佚名. 神奇的知识之书.

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