The concrete was ready mixed.

混凝土是搅拌好的。

《牛津词典》

Will Nitiric acid destroy a ready mixed oil varnish with the turpentine and linseed oil already mixed in?

硝酸是否能损坏已经混合了松脂和亚麻籽的清漆？

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Suitable for the winter construction of common concrete, pumping concrete, large volume concrete and ready mixed concrete.

适用于普通混凝土、泵送混凝土、大体积混凝土和商品混凝土的冬季施工。

youdao

The National Ready Mixed Concrete Association points out that using ash in cement is not a new idea.

VOA: special.2009.12.01

When you are ready, the pulp is mixed with water again.

VOA: special.2009.07.06

The company also said that sales of ready-mixed alcoholic drinks in Europe remained disappointing.

BBC: NEWS | Business | Diageo warns over hurricane woes

This is the approach of Mexico's Cemex, one of the world's biggest suppliers of ready-mixed concrete.

ECONOMIST: A new breed of multinational company has emerged

The manufacturing of concrete is involved in manufacture and supply of ready-mixed concrete.

FORBES: Lian Beng Group