The problem was soluted by the production line of automatic selection being composed of optical sensor , encoder, roller, plate turnover machine, steel shelf, approach switch.

通过运用由光电传感器、编码器、运输辊道、翻板机、过钢台架、接近开关组成的钢管自动分选生产线，可较好的解决这一问题。

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Sure, the US Army could continue to develop expensive proprietary gadgets for use in the field, or they could make the switch to (relatively) inexpensive off-the-shelf smartphones.

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Intel had nearly 80% of the market share in the x86 microprocessor market that nearly all desktops, laptops and off-the shelf servers utilized, making it difficult for customers to switch to competitors.

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