Surface finish is generally broken up into three components such as roughness, waviness, and form. Roughness is generally the machined marks made on a surface by the cutting tool.Waviness is the result of the vibration of the tool. Form surface irregularities caused by worn off machine bad, table etc.All three surface finish components exist simultaneously.oughness is generally the machined marks made on a surface by the cutting tool. Waviness is the result of the vibration of the tool. Form surface irregularities caused by worn off machine bad, table etc. All three surface finish components exist simultaneously.
Graceful: Kate Winslet, who last year won best actress, presented Bridges with his award. He made a public statement that it would be okay for Bigelow, 58, to win Best Director but that he should be given Best Picture to honour all his colleagues who worked on the sci-fi classic.
The Academy Awards for Best Director and Best Picture have been very closely linked throughout their history. Of the 89 films that have been awarded Best Picture, 63 have also been awarded Best Director. Since its inception, the award has been given to 69 directors or directing teams. John Ford has received the most awards in this category with four. William Wyler was nominated on twelve occasions, more than any other individual. As of the 2017 ceremony, Damien Chazelle is the most recent winner in this category for his work on La La Land.