Lacquer production process is quite complex, it must first make the carcass.
漆器的制作工艺相当复杂，首先须制作胎体。
The mechanical production process is a complex process.
机械产品的生产过程是一个复杂的过程。
Lurgi coal pressured gasification ammonia production equipment has long process flow and complex technology.
鲁奇煤加压气化制氨装置工艺流程长、技术复杂。
Lurgi coal pressured gasification ammonia production equipment has long process flow and complex technology.
鲁奇煤加压气化制氨装置工艺流程长、技术复杂。
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