牙科技工室技师于各种各样的材料打交道，包括金属、瓷器、塑料，来制造那些恢复健康和矫正用途的工具。
A dental laboratory technician works with a wide variety of materials, including metals, ceramics, and plastics, to create these restorative and corrective tools.
结构钢焊接技工切割、定型、并修理钢铁结构的金属部件、锅炉、压力容器及管道、船舶和其他容器。
STRUCTURAL STEEL AND WELDING TRADES WORKERS cut, shape, join and repair metal components of iron and steel structures, boilers, pressure vessels and pipes, ships and other vessels.
结构钢焊接技工切割、定型、并修理钢铁结构的金属部件、锅炉、压力容器及管道、船舶和其他容器。
STRUCTURAL STEEL AND WELDING TRADES WORKERS cut, shape, join and repair metal components of iron and steel structures, boilers, pressure vessels and pipes, ships and other vessels.
应用推荐