青云翻译

When a segment size that is greater than or equal to 501mm when, b and c of the segment size segment used tolerances;

When a dimension is greater than or equal to 501mm, b and c segments size used by the permitted tolerances;

When the expression A section of sizes are bigger than or were equal to when 501mm, B section of and C section of size uses allowable tolerance;

That paragraph when A size greater than or equal to 501 mm, and C B paragraph paragraph size used by tolerances allowed;

When a dimension is greater than or equal to 501mm, b and c segments size used by the permitted tolerances;