zhèjiā / gōngchǎng / yǐnjìn / le / bànzìdòng / shēngchǎnxiàn / tígāo / le / shēngchǎn / xiàolǜ

这家工厂引进了半自动生产线，提高了生产效率。

The factory introduced a semiautomatic production line, which improved production efficiency.