grainedadj.有纹理的；有颗粒的；粗糙的动词grain的过去式和过去分词.grainn.谷物；谷类；微量；颗粒；纹理；格令v.形成(颗粒)；(用谷物)喂养grain hardness tester谷物硬度测定仪Grain yield component产量构成grain peeling machine等外谷粒Grain filling of rice水稻灌浆grain boundary design晶界设计grain pan finger rake谷粒盘指杆筛grain standardization谷物标准grain growth coarsing晶粒粗化Grain to Green Program退耕还林grain-filling treats灌浆特性