pressed compact meaning in English

压块
压坯

Pressed compacts are made under various pressures ranging from soompa to looompa
压坯在500到1000mpa的压力下压制成型。
To micrometer sic powder , pressed compacts were made under 750 mpa pressure with sintering time ranging from 4 to 7h and sintering temperature ranging from 1600 to 1800 @ , but to nanometer sic powder , pressed compacts are made under1000 mpa pressure with sintering temperature being 1600 ? and sintering time ranging from 4 to 5h . howerver , all compacts were sintered under an ar protection of 1 . 0 atm pressure
对于微米粉末，压坯在750mpa压力下压制成型，烧结温度为1600 1800 ，烧结时间为4 7h ；而对于纳米碳化硅粉末，压坯在1000mpa压力下压制成型，烧结温度为1600 ，烧结时间为4 5h ，所有压坯都在1 . 0atm的ar