The Study on Fertilizing of Rice Seedling Bed With Double Films Under Machinery Planting
水稻机插双膜育秧床土培肥研究
The synthesis of higher alcohols from synthesis gas over double bed catalysts was studied.
研究了复合催化剂床对合成低碳醇反应行为的影响。
The double filter paper bed was preferable considering the experimentation effect in laboratory.
在实验室条件下，采用双层滤纸床进行发芽试验较好。
Model Establishment and Simulation of Balanced Draft Air and Gas System for Circulating Double Fluidized Bed
循环双流化床锅炉平衡通风风烟系统建模与仿真
Parameters calculation of roller bed and brake plate between double length shear and cooling bed of bar continuous rolling line
棒材连轧倍尺剪后辊道及制动板参数的确定
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