SCIENCE AND TECHNOLOGY ENGLIAH FOR MECHANICAL ENGINEERING Similar to set-up, the termposition, also has two different meanings a position refers to the position of a workpiece with respect to the machine tool after the workpiece is clamped 2. A position is part of an operation performed without changing the position of the workpiece with respect to the machine tool Requirements for Process Planning Process planning is a significant task linking product design and product manufacturing, which greatly affects the quality of products, production efficiency and costs. A reasonably good process plan should satisfy the following requirements 1. A process plan must ensure all the quality requirements of the part defined in the part drawingSCIENCE AND TECHNOLOGY ENGLISH FOR MECHANICAL ENGINEERING Similar to set-up, the term “position” also has two different meanings: l. A position refers to the position of a workpiece with respect to the machine tool after the workpiece is clamped. 2. A position is part of an operation performed without changing the position of the workpiece with respect to the machine tool. Requirements for Process Planning Process planning is a significant task linking product design and product manufacturing, which greatly affects the quality of products, production efficiency and costs. A reasonably good process plan should satisfy the following requirements: l. A process plan must ensure all the quality requirements of the part defined in the part drawing