north: n.诺斯〔姓氏〕。n.1.〔通常作 the north〕北,北方,北部。2.〔N-〕英国北部;〔N-〕美国北部各州。3.北半球;北极地方;〔诗〕北风; 〔N-〕(大都位于北纬度地区的)经济发达国家〔集合名词,统称“北”,相对于经济不发达的“南”而言,如“北南对话”即指此〕。短语和例子north by east [west] 北偏东[西]〔自正北偏东[西]11°15′〕。 i
The original orientation ( i . e . the mol with respect to the geographical north ) of the core in the formation can be obtained by palaeomagnetic orientation tests . the two results are combined to define the direction of the maximum principle stress of the well or field 该方法根据差应变分析( dsa )实验确定地应力相对于岩心标志线的方向,利用古地磁方法确定岩心标志线相对于现代地理北极的方位,两者结合确定地应力方向。