Effect degree of regain, relative humidity and test number on breaking tenacity of saw ginned cotton and roller ginned cotton were analyzed respectively through orthogonal test.
通过正交试验分析了回潮率、相对湿度和测试次数三个因素分别对锯齿棉和皮辊棉断裂比强度的影响程度。
Crushing roller is a straw chopping stubble-breaking machine critical core component of a joint operation, with simple structure, the advantages of good straw chopping effects.
粉碎辊是秸秆粉碎破茬联合作业机关键核心部件，具有结构简单，秸秆粉碎效果较好等优点。
One small breaking weft is in the cloth which is between fell of cloth and breast beam, and the other is in the cloth that is from guiding roller.
一种小断纬是出现在织口到胸梁的布面上，另一种小断纬是出现在导布辊引出的布面上。
Our economy is like a roller-coaster of mostly highs with a few lows, some record-breaking and others just unsettling.
我们的经济像坐过山车，起多落少；有些破记录，有些动荡不稳。
The rock-breaking mechanism of roller bit teeth is always a hot focus and difficulty in the fields of drilling, and it receives widely researchers attentions in the rock mechanics and the engineering.
牙轮钻头牙齿破岩机理研究一直是钻井工程的一个热点和难点，备受岩石力学与工程界的关注和重视。
The stainless steel metal fibre was selected in order to make an experiment of stretch-breaking in drafing area of the simple roller, and spin with terylene at the different proportion.
选择不锈钢金属纤维在简单罗拉牵伸区内牵切实验，以不同比例与涤纶混纺。
The stainless steel metal fibre was selected in order to make an experiment of stretch-breaking in drafing area of the simple roller, and spin with terylene at the different proportion.
选择不锈钢金属纤维在简单罗拉牵伸区内牵切实验，以不同比例与涤纶混纺。
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