The value "SSSSS" means that the machine type, model number, and plant of manufacture are not required to generate a unique system identifier.

值“SSSSS”表示不需要计算机类型、型号号码和生产厂家来生成唯一系统标识符。

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Model QZ100K drill was developed by the machinery plant, Changsha Institute of Mining Research, With a China National practical new-type patent.

QZ100K型潜孔钻机由本院机械厂研制，并已获国家实用新型专利。

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The utility model provides a vapor-pressure type knapsack sprayer, which belongs to the agricultural plant protection instrument.

一种气压式背负喷雾器，属于农业植保器械。

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Scientists have known for a long time that aerosols cool climate by reflecting sunlight and making clouds brighter, but the new study is the first to use a global model to estimate the net effects on plant carbon intake resulting from this type of atmospheric pollution.

CNN: Study: Pollution helps plants absorb C02