ultra fine造句怎么写

Special ultra fine sub micron grade for high speed milling especially for mould making.

An ultra fine cemented carbide with tungsten powder and binder cobalt.

The concept of relative wetting contact angle (RWCA) has been put forward and values of RWCA for three series of ultra fine CaCO 3 powder have been measured.

The present status of application and research on pretreatment of refractory gold ore with ultra fine grinding is briefly introduced in this paper.

The preparation method adopts the following steps: hexacyclic stone is crushed and ground into ultra fine powder body with the grain size larger than 1000 meshes;

The application study and prospect of HPC with silica fume and ultra fine sand

The results show clearly that the microwave absorption of dispersions of metallic ultra fine grain relates to particle size, coating thickness, and method preparation.