This well employed Measured While Drilling, geologic followup, screw drill direction technology and DF-1 multilateral well completion technology.
该井采用了地质跟踪、无线随钻测量技术、螺杆钻具定向技术与DF - 1多分支井完井技术等。
The results show that the anti-yellowing effect of DF-1 is fine and there is not much influence on the strength and capillary affinity of the fabrics.
对自制紫外吸收剂DF-1在真丝织物上的最佳整理工艺作了初步研究，结果表明DF-1有一定的防泛黄效果，且对真丝织物的强力、毛效影响不大。
Based on threshing unit of traditional combine, new structure and working parameters of threshing and separating unit for stripping combine were designed and experiment was carried out on DF-1.
在传统联合收割机脱粒装置的基础上，设计了适合于梳脱式联合收割机的水稻复脱分离系 统的结构参数与工作参数，并在DF-1。
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