arbitrary origin 中文意思是什麼

arbitrary origin 解釋
假定起點或原點
  • arbitrary : adj. 1. 任意的;任性的,隨心所欲的。2. 霸道的,專橫的,獨斷獨行的。
  • origin : n. 1. 開始,發端;根源,起源;起因,由來。2. 出身,來歷;血統。3. 【數學】原點;起點;【解剖學】(筋、神經的)起端。
  1. 24 samples including matsutake basidiocarps and different origin isolates were analyzed with rapd fingerprinting comparison using 17 arbitrary decamer nucleotide primers. the results showed that all slow - growing mycelia isolated from lamellae have the same dna fingerprinting

    試驗還對松茸菌根、帶菌絲土壤進行了分離,結果很容易獲得各種快生型的絲狀真菌,因此認為菌根、土壤並不適合分離鬆口蘑菌絲體。
  2. The origin of the time used is arbitrary, but it must match the time delivered in the discontinous event ( see below )

    起源時間是變化無常的,但必須和分發非連續事件的時間相匹配(見下文)
  3. One of the two arbitrary planes is formed by the origin and the projected line, which is called the inverse perspective projection plane, the other is perpendicular to the inverse perspective projection plane, and go through the 3 - d line

    將其中的一個平面規定為由投影中心和投影直線所確定的平面,稱之為反透視投影平面,而另一個平面規定為與反透視投影平面垂直相交且通過空間直線的平面。
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