Expr12 Expr2 price num_of_drivers Expr14 driver_layout sens_num imp meas1_num meas2_num meas3_num weight_kg tweeter standing density volume Expr1016 priceperKilo priceperVol Expr1
[ <a href=https://amphion.fi/products/helium520/>Amphion  Helium520</a> 3600 3 <img src='./diagr/1b1t1b.png'  width=' 102' > base +tweet +base 90 4 1072 218 270 16 1 inch titanium floorstanding 253.96 0.063 0.22 0.22 57.14 ],
Expr12 { title: 'model&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'  },
Expr2 { title: 'price'  },
price { title: '# of drivers'  },
num_of_drivers { title: 'diagram&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'  },
Expr14 { title: 'driver layout&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'},
driver_layout { title: 'sensitivity' },
sens_num { title: 'imp' }
imp { title: 'size1(mm)' },
meas1_num { title: 'size2(mm)'  },
meas2_num { title: 'size3(mm)'  },
meas3_num { title: 'weight (kg)'  },
weight_kg   
tweeter { title: 'format' },
standing { title: 'dr size 1 (cm)'},
density { title: 'dr size 2 (cm)'},
volume { title: 'tweeter' },
Expr1016 { title: 'density'  },
priceperKilo { title: 'volume'  },
priceperVol { title: 'priceperKg'  },
Expr1 { title: 'priceperVol'  },