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1.purchase of grain by the state; buy grain on a requisition basis; purchase of grain by the state on fixed quotas; sell agricultural products to the state by assigned quotas; quotas of grain purchased by the state;
征购粮食收藏指正
2.Fixed for particulate matter packing in industries .Such as chemistry, grain, food, feeder, medicine, contribution materials, etc.
化工、化肥、粮食、食品、饲料、制药、建材、等多行业中颗粒、粉状、块状等产品的定量称重包装。收藏指正
3.The experimental results have shown that the core strength gradually increases at first and then decreases when the strength reaches the highest value,as the amount of solvent in binder is raised. In the case that the amount of binder is fixed,the core strength gradually increases first and then reduces when the strength reches the highest value,as the grain size of sand is raised.
结果表明:随着粘结剂中溶剂量的增加,型芯强度逐渐增高,达一定值后又逐渐下降在粘结剂量一定的情况下,型芯强度随着砂子粒度的增大而逐渐增高,达一定值后又逐渐下降;收藏指正
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