| P
       | 
                    螺距 | 
       
      
        | b
       | 
                    L≤125 | 
       
      
                    | 125<L≤200 | 
       
      
                    | L>200 | 
       
      
        | dk
       | 
                    最大值 | 
       
      
                    | 最小值 | 
       
      
        | ds
       | 
                    最大值 | 
       
      
                    | 最小值 | 
       
      
        | k1
       | 
                    最大值 | 
       
      
                    | 最小值 | 
       
      
        | k
       | 
                    最大值 | 
       
      
                    | 最小值 | 
       
      
        | r1
       | 
                    ≈ | 
       
      
        | r2
       | 
                    最大值 | 
       
      
        | r3
       | 
                    最大值 | 
       
      
        | s
       | 
                    最大值 | 
       
      
                    | 最小值 | 
       
   
 | 
            
              
              
                                
                                    | 0.8 | 
                                    1 | 
                                    1.25 | 
                                    1.5 | 
                                    1.75 | 
                                    2 | 
                                    2.5 | 
                                   
                                
                                    | 16 | 
                                    18 | 
                                    22 | 
                                    26 | 
                                    30 | 
                                    38 | 
                                    46 | 
                                   
                                
                                    | 22 | 
                                    24 | 
                                    28 | 
                                    32 | 
                                    36 | 
                                    44 | 
                                    52 | 
                                   
                                
                                    | / | 
                                    / | 
                                    41 | 
                                    45 | 
                                    49 | 
                                    57 | 
                                    65 | 
                                   
                                
                                    | 13.55 | 
                                    16.55 | 
                                    20.65 | 
                                    24.65 | 
                                    30.65 | 
                                    38.8 | 
                                    46.8 | 
                                   
                                
                                    | 12.45 | 
                                    15.45 | 
                                    19.35 | 
                                    23.35 | 
                                    29.35 | 
                                    37.2 | 
                                    45.2 | 
                                   
                                
                                    | 5 | 
                                    6 | 
                                    8 | 
                                    10 | 
                                    12 | 
                                    16 | 
                                    20 | 
                                   
                                
                                    | 4.52 | 
                                    5.52 | 
                                    7.42 | 
                                    9.42 | 
                                    11.3 | 
                                    15.3 | 
                                    19.16 | 
                                   
                                
                                    | 4.1 | 
                                    4.6 | 
                                    5.6 | 
                                    6.6 | 
                                    8.75 | 
                                    12.9 | 
                                    15.9 | 
                                   
                                
                                    | 2.9 | 
                                    3.4 | 
                                    4.4 | 
                                    5.4 | 
                                    7.25 | 
                                    11.1 | 
                                    14.1 | 
                                   
                                
                                    | 3.3 | 
                                    3.88 | 
                                    4.88 | 
                                    5.38 | 
                                    6.95 | 
                                    8.95 | 
                                    11.05 | 
                                   
                                
                                    | 2.7 | 
                                    3.12 | 
                                    4.12 | 
                                    4.62 | 
                                    6.05 | 
                                    8.05 | 
                                    9.95 | 
                                   
                                
                                    | 10.7 | 
                                    12.6 | 
                                    16 | 
                                    19.2 | 
                                    24.1 | 
                                    29.3 | 
                                    33.9 | 
                                   
                                
                                    | 0.5 | 
                                    0.5 | 
                                    0.5 | 
                                    0.5 | 
                                    1 | 
                                    1 | 
                                    1 | 
                                   
                                
                                    | 0.75 | 
                                    0.9 | 
                                    1.2 | 
                                    1.5 | 
                                    1.8 | 
                                    2.4 | 
                                    3 | 
                                   
                                
                                    | 5.48 | 
                                    6.48 | 
                                    8.58 | 
                                    10.58 | 
                                    12.7 | 
                                    16.7 | 
                                    20.84 | 
                                   
                                
                                    | 4.52 | 
                                    5.52 | 
                                    7.42 | 
                                    9.42 | 
                                    11.3 | 
                                    15.3 | 
                                    19.16 | 
                                   
                               
              
               |