| 摘要 |
Multiwell plate ( 21; 41 ) comprises a plurality of wells ( 23; 43 ) wherein each well ( 23; 43 ) has an open upper end ( 25; 45 ) and a lower end ( 27; 47 ) covered by a well bottom ( 28; 48 ), each lower end ( 27; 47 ) being provided with a through hole ( 29; 49 ) of diameter d mm, where d is greater then 0.5 mm and less than 3 mm, wherein each through hole ( 29; 49 ) is surrounded by a flat-topped wall ( 33; 53 ).
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