the biological bulletin biology zoology biology marine biology 196 m s davies et al figure 1 strains 2036 2038 2039 iiib and illf of amphora coffeaeformis left views of the raphed surface right lateral views scale bar is 1 m in each case exposure apparatus two pairs of coils each 295 mm internal diameter were mounted in a pvc frame at 90 to each other in a near helmholtz configuration one of the pairs 260 mm separation had its magnetic axis along the c axis and controlled the vertical static component bv of the emf within the coils this pair was supplied with rhm56w.jpg from 哪里投注足球比赛网址t108 cc√ illf View Photo