However, the process took a long time and was labour-intensive.
但是，这个过程花费了很长时间，并且这个过程还消耗了大量劳力。
The end of surplus labour is not an event, but a process.
劳动力市场供大于求的终结，并非是一个突发事件，而是一个缓慢的过程。
The process is low in cost and greatly improves the labour conditions.
该工艺无黄烟污染，改善了劳动条件，降低了生产成本，贮运方便。
Cleaning of gas is difficult and Labour intensive process.
天然气清洁是困难的，劳动密集的过程。
Swing and rolling forming is a new press work and Labour saving process.
摆动辗压成形是一种新的压力加工工艺，采用该工艺十分省力。
Swing and rolling forming is a new press work and Labour saving process.
摆动辗压成形是一种新的压力加工工艺，采用该工艺十分省力。
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