试验对34个谷子品种进行盆栽试验，研究两种土壤处理除草剂扑草净、速收对谷子安全性的影响。
Through pot experiment, this paper studied the effect of two soil-treated herbicides on 34 different millet cultivars.
试验采用单因素随机区组设计，旨在研究禾耐斯与速收两种新型、高效除草剂对马铃薯田杂草的化学防除效果。
Single factor randomized block design was used in order to study chemical control effect of two new kinds of high efficiency herbicides Sumisoya and Harness on weeds in potatoes fields.
两收卷轴之间采用机械差速装置平衡张力。
Rewinding shaft complete with machinery differential gear device, tension can be balanced.
两收卷轴之间采用机械差速装置平衡张力。
Rewinding shaft complete with machinery differential gear device, tension can be balanced.
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