Test probing is the key process for determining host plant selection, and the chemical composition of the leaf surface wax may play an important role.
试验性刺探是粉虱确定对宿主植物选择的关键过程，而叶表蜡层中的化学物质可能起重要作用。
Host plant selection based on the calculation, the workshop focused on calculating the required equipment, including cement mill, dust collector, separator, elevator, screw conveyor and so on.
根据全厂主机选型的计算，进行重点车间所需要的设备计算，主要包括水泥磨、收尘器、选粉机、提升机、螺旋输送机等。
Host plant selection based on the calculation, the workshop focused on calculating the required equipment, including cement mill, dust collector, separator, elevator, screw conveyor and so on.
根据全厂主机选型的计算，进行重点车间所需要的设备计算，主要包括水泥磨、收尘器、选粉机、提升机、螺旋输送机等。
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