Heavy machinery
"Heavy machinery" in a Sentence (3 examples)
You shouldn't operate heavy machinery without a licence.
The heavy machinery industry of China, including the manufacture of iron and steel plant, rolling mill, heavy—duty forging and pressing machinery, large forgings and castings, etc., developed along a hard and tortuous road from small products to huge ones, from single machines to complete plants after the birth of New China.
Completion of the railroad allowed heavy machinery to be brought to the mine, including a 40-meter rotary kiln.