1)precrushing,预破碎2)preliminary breaking,预破碎3)primary crushing,预破碎4)prebreaker,预破碎机5)fuel primary crushing,燃料预破碎6)breaking the cell wall,预破碎细胞壁7)pre-crushing,"预破碎,预压碎"8)pre-crushing and grinding system,预破碎粉磨系统9)pre-crushing,预破碎，预压碎
用法例句
Pointed at the non ideal size composition of fuel in ANGANG sintering plant, the test of fuel primary crushing with quardroll crusher was conducted, and the feasibility of using quardroll crusher as primary crusher was proved The production application shows that the size eligible rate of coal fine was increased greatl
