制塑工业的术语，有各种不一样叫法，台湾日本的一般叫公模和母模，香港的一般叫前模和后模，其实公模=后模，母模=前模，国内还有叫动模和定模的。
并用前模拉料销、限位拉杆和尼龙开闭器控制开模运动顺序，实现了浇注凝料的自动脱模。
Fixed mould puller pins, stop drag-bars and nylon shutters were used to open the mould sequentially.
文章还指出，就工作竞争而言，现在工作的空缺额还是和七年前的一模一样，因为移民人口在自身就业的同时也创造了新的就业机会。
As far as competition for jobs was concerned, it pointed out that the number of vacancies is about the same now as it was seven years ago, since migrants create jobs as well as taking them.
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