A mile travelled by a large truck full of groceries is not the same as a mile travelled by a sport-utility vehicle carrying a bag of salad.
跑一英里路,满载食杂用品的大型卡车与只带了一袋色拉的休闲越野车所耗能源是截然不同的。
The utility model belongs to the technical filed of bag packing and weighing instrument.
本实用新型属于袋包装称重仪表技术类型。
The utility model relates to a mechanical butterfly valve matched with a new bag dust collector, which adopts a square shell body.
用于与新型布袋除尘器配套用的机械蝶阀。采用方形壳体。
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