| 摘要 |
An apparatus and method for scrubbing both surfaces of a substrate which includes a process section having a first unit, a second unit, a main arm mechanism for transferring a substrate into/from the first and second units, a first cassette or a second cassette section for transferring plural cassettes, a first and second sub-arm for transferring a substrate into/from the cassette sections, and controllers, such that a first substrate taken out from the first cassette section is subjected to the first unit and then subjected to the second unit, while a second substrate taken out from the second cassette is subjected to the second unit and then subjected to the first unit.
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