sigma factor 中文意思是什麼

sigma factor 解釋
γ因子
  • sigma : n. 希臘字母表的第十八字母 【動、植】 S [Σ] 形；【心理學】千分之一秒。
  • factor : n 1 〈英國〉經銷人；（代客買賣收取傭金的）經紀人；代理商；代辦人；〈蘇格蘭語〉 土地經管人。2 要素...
  1. Streptomyces whig gene is a key gene encoding a development ally important rna polymerase sigma factor ( awhig ), which specifically initiates development program and determines the developmental fate of the cell

    Whig基因編碼一個發育上重要的rna聚合酶因子，特異性地起始發育程序，決定菌絲細胞的發育命運。
  2. Sequence data showed that the dna fragment containing a complete orf was 975bp, 68. 3 % gc content. its amino acid product was a putative rna polymerase sigma factor, suggesting the orf was the true whig hologue

    經測序和序列分析，證實該片段長975bp ， gc含量68 . 3 ，含有一個完整的orf ，編碼278氨基酸殘基，推測其蛋白產物是rna聚合酶因子。
  3. The important study is the electric parameter measurement system which is achieved with sigma - delta a / d converter and dsp " sampling to three phrase voltage and current. its function includes the measurement of current, voltage, frequency, phrase, power, factor, active power and energy, reactive power and energy

    本文主要研究了用? a d轉換器和dsp處理器對工頻三相電壓、電流進行數字采樣，再用數字低通濾波器實現對三相電參數進行測量的測量系統。其主要功能包括對電流、電壓、頻率、相位、功率因數、有功功率、有功電能、無功功率、無功電能等測量，並具有測量數據并行輸出介面。
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