The opening began at the shower area of the prison, and if I did my math right, it was about 20 inches by 20 inches at the top. That's so small.

地道的一端连接监狱的淋浴区，如果我没算错的话，顶部的规格是20英20英。这个尺太小了。

Quality control inspections are usually carried out following a comprehensive checklist which guides product checks including specifications, construction, measurements, color and appearance, function, barcodes, labelling and packaging.

质量控制查常按照一份全面的清单进行, 该清单指导查, 包括规格、构造、尺、颜色和外观、功能、条形码、标签和包装。

Not only does such accuracy ensure that parts match the design specs, it also ensures that they do not stray outside the strict dimensions laid down by F1 rules, which can lead to disqualification.

这种准确性不仅可以确保零件符合设计规格，还可以确保它们不会偏离 F1 规则规定的严格尺，这可能会导致取消资格。