A student with poor academic performance tables repair bench, but hand experts.
学习成绩差的学生修桌修凳可是有一手。
Manual mouldmakers make and repair sand moulds using patterns, moulding boxes, sand and hand tools following bench, floor or pit moulding methods;
手动模具制造商使用样模，成型盒，砂及手工具，遵从板凳，地板或坑成型方法，制造和修理砂模；
Manual mouldmakers make and repair sand moulds using patterns, moulding boxes, sand and hand tools following bench, floor or pit moulding methods;
手动模具制造商使用样模，成型盒，砂及手工具，遵从板凳，地板或坑成型方法，制造和修理砂模；
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