• 2022-05-31
    What is the process principle of welding
    A: laser radiation onto material
    B: melting of material
    C: resolidfying of material
    D: absorption of material
  • A,B,C,D

    内容

    • 0

      中国大学MOOC: The quantity of material in the material purchases budget is greater than the inferred from quantity of material in the material usage budget. Which of the following statements can be this situation?

    • 1

      What is the best material used in this study?

    • 2

      The quantity of material in the material purchases budget is greater than the inferred from quantity ofmaterial in the material usage budget. Which of the following statements can be this situation? A: Wastage of material occurs in the production process B: Finished goods inventories are budgeted to increase C: Raw materials inventories are budgeted to increase D: Raw materials inventories are budgeted to decrease

    • 3

      The stratification of parent material (heterogeneous parent material) has a more complex influence on the material migration and soil fertility, compared with homogeneous parent material. The stratification of parent material will be inherited to soil.

    • 4

      The driving force behind the recrystallization process is the stored energy of the material