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A: strike fracture
B: dip fracture
C: oblique fracture
D: possible anyone
举一反三
- Which of the following is incomplete fracture? () A: Fissured<br/>fracture B: Transverse fracture C: Oblique fracture D: Spiral<br/>fracture
- Which one is incomplete fracture? A: linear fracture B: comminuted fracture C: spiral fracture D: Oblique fracture
- Which are corrrect for choosing proppant A: for low permeability formations,the fracture mainly is requires to increases the length B: for low permeability formations,the fracture mainly is requires to increases fracture conductivity C: for medium or high permeability formations,the fracture mainly is requires to increases the length. D: for medium or high permeability formations,the fracture mainly is requires to increases fracture conductivity.
- “Brittle fracture”和“Ductile Fracture ”的含义分别是
- Garden’s classification is used in ( ) A: epiphyseal separation B: fracture of intertrochanter of femur C: intrinsic muscle weakness D: fracture<br/>of neck of femur
内容
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fracture ( )
- 1
釉质折断是（） A: enamel infraction B: crown fracture with pulp exposure C: enamel fracture D: lateral luxation
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釉质折断是（） A: enamel infraction B: crown fracture with pulp exposure C: enamel fracture D: lateral luxation
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Which of the following statements is true about the PKN model and the KGD model? A: PKN model is suitable for the fracture with a long fracture length greater than the fracture height. B: KGD model is suitable for the fracture whose height is far greater than its length. C: The plane assumption of PKN model is the direction of fracture width and height. D: The plane of KGD model is assumed to be joint width and seam length direction.
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Garden’s classification is used in () A: epiphyseal separation B: fracture of intertrochanter of femur C: intrinsic muscle weakness D: fracture of neck of femur