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“subzero treatment”造句,怎麼用subzero treatment造句

造句6.02K

The effects of macromolecular dispersant and subzero treatment on the preparation of ultrafine non agglomerative zirconia powders have been studied.

subzero treatment造句

The hardness variation of D2 steel under different quenching temperature and the influence of subzero treatment on hardness of D2 steel were studied, and its microstructure was analyzed as well.