Prevention ways:to control the activity of microbe,moisture content and the proportion of water and salt when salting,to prevent intrusion of external air and unboiled water strictly,to reduce pollution and so on.
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三、防止方法(METHOD OF IMPROVEMENT): 1.改进铸件结构,使铸件壁厚均匀。2.不要堆叠存放,特别是大而薄的铸件。
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防止粒化方法 Granulation control
清单4使用接口防止方法内联。
下面的列表包含了对每个防止方法的简要说明。
The following list contains a brief explanation of each prevention method.
有没有其他方法来防止这些树在秋天过度暴露在阳光下?
Do these trees have other means at their disposal to prevent overexposure to light in autumn?
So, this is the stage at which you prevent disease in the Salk vaccine.
那么,这就是索尔克氏疫苗,防止疾病传播的方法
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