Theoretically sludge yield is nil for the extended aeration process.对延时曝气法而言,理论上污泥生成量应为零.This is true for BOD removal, aeration and biological growth.这对生化需氧量的去除, 通气,生物生长都是适用的.Those that are used should be equipped with a...
Health and cheerfulness mutually beget each other.健康使人快乐, 快乐使人健康。He wanted to beget an heir.他想生个子嗣。Economic tensions beget political ones.经济紧张导致政治紧张。Dragons beget dragons,phoenixes beget phoenixes.龙生龙,凤生凤。Dragons beget d...
These doughs can be rolled out while you wait for the pastry to chill.在等油酥糕饼凉的时候，可以把这些面团擀薄些。Various indices have been defined, usually they refer to doughs with a maximum consistency of 500 FU.我们已经定义了不同的指数代号.通常它们指的是具有最大粘...