xīn / chǎn / xiàn / tóu / rù / shǐ / yòng / hòu / shēng / chǎn / xiào / lǜ / tí / gāo / le / hěn / duō

新产线投入使用后，生产效率提高了很多。

After the new production line went into operation, production efficiency improved greatly.