预计年产量达150万只玻璃升降器器。的翻译：Expected annual output of up to 1.5 million glass lifter. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

The expected annual output of $ 1.5 million glass lifter.

Expected annual output of up to 1.5 million glass lifter.

The estimate annual output reaches 1,500,000 glass frame risers.

Annual production capacity is expected to reach 1.5 million only glass elevator.

Expected annual output of up to 1.5 million glass lifter.