Due to the lack of the grey mold-resistant strawberry germplasm, chemical controlling is still the most important strategy in strawberry grey mold management.
由于缺乏抗灰霉病的种质资源，化学防治仍然是防治草莓灰霉病的主要措施之一。
On the basis of the global optimization of data which is used to build up mold, the artificial intelligent grey theory mold was established to forecast the freeze pressure development trend.
在用遗传方法对灰色理论建模数据进行全局优化的基础上，建立了预测冻结法施工中外层井壁承受冻结压力发展趋势的智能灰色理论模型。
The service life of the boron surface alloying grey cast iron ingot mold is 43% longer than that of high Mn low si grey cast iron ingot mold.
试验结果表明：铸渗硼灰铸铁钢锭模比同类灰铸铁钢锭模的使用寿命提高43％。
The service life of the boron surface alloying grey cast iron ingot mold is 43% longer than that of high Mn low si grey cast iron ingot mold.
试验结果表明：铸渗硼灰铸铁钢锭模比同类灰铸铁钢锭模的使用寿命提高43％。
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