There are a lot of quality problems in the process of corn thresher production which caused the product qualification rate dropped.

玉米脱粒机生产厂家在生产过程中存在着许多问题，导致产品的合格率下降，甚至有许多假冒伪劣产品。

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These small workshop-style production exists to a certain extent, to meet market demand, is the stage of production of the product, but also a lot of problems.

这些小作坊式生产的存在在一定程度上满足了市场需求，是现生产阶段下的产物，但同时也存在很大的问题。

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Mass production allows a lot of people to enjoy a portion product at a more reasonable price.

大规模生产使得很多人能以更为便宜的价格享用某种产品。

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