Cutting parameters include cutting speed, feed and cutting thickness.

The dimension of the cutting layer measured along the machined surface is called （ ） A: cutting depth B: cutting length C: cutting width D: cutting thickness

Among the cutting parameters, the most important factor affecting the cutting temperature is (). A: feed B: cutting speed C: cutting depth D: cutting thickness

When selecting cutting parameters, the first choice should be (). A: cutting speed B: feed C: side cutting D: back cutting

Cutting parameters include cutting speed, feed and cutting thickness. A: 正确 B: 错误

Among the cutting parameters ,( ) has the greatest influence on the cutting temperature. A: Cutting speed B: Back engagement of the cutting edge C: Feed D: Feeding speed

Pete was _____________ the lawn around the roses. A: cutting down B: cutting off C: trimming D: cutting short

Translate the following words and phrases into Chinese. 1. process route 2.operation（process）step 3.cutting parameter 4. coupling

Compared with paper cutting in Europe, Chinese paper cutting is more realistic.

Some of us are ________ the expenses. A: increasing B: cutting down C: cutting