In the OSNR model for EDFA amplifiers， SNR OUT = 1/（1/SNR IN + FhvB/P IN ）， what does SNR IN represent？（）
目前常用CCD摄像机靶面大小分为1in、2/3in、1/2in和（）等。
常用的钻铤尺寸有：53/4in、61/4in、7in和（）等。
In the OSNR model for EDFA amplifiers, SNR OUT = 1/(1/SNR IN + FhvB/P IN ), what does SNR IN represent?（）
13. A. In a hospital. B. In a restaurant. C. In a hotel. D. In a supermarket.
5 people were killed in a parking lot in the tornado in Xenia in 1974.
Geoffrey Chaucer's best known work today is The Canterbury Tales.
Only____ tales were written in The Canterbury Tales due to Geoffrey Chaucer's death in 1400.
阅读下面一段代码,代码的输出结果是() Integer in1 = new Integer(10); Integer in2 = new Integer(10); Integer in3 = 10; Integer in4 = 10; System.out.println(in1 == in2); System.out.println(in1 == in3); System.out.println(in3 == in4);
The desks in Chinese school classrooms are put in in good order while those in the schools in most western countries are put in a .
The ______ of The Canterbury Tales provides a framework for the tales in the work.
The Canterbury Tales is a collection of stories and each story of which focused on a ___________ theme.
The Canterbury Tales contains ____ and 24 tales, and it leaves unfinished.
The opening lines of the Prologue of The Canterbury Tales describe the effect of summer on everything in nature.
The pilgrims in The Canterbury Tales include______.
The opening lines of the Prologue of The Canterbury Tales described the scene in______.
______ in The Canterbury Tales has participated in no less than fifteen of the great crusades of his era .
The statements about the Wife of Bath in The Canterbury Tales are true______.
______ are all described in the Prologue of The Canterbury Tales.
阅读下面一段代码Integer in1 = new Integer(10);Integer in2 = new Integer(10);Integer in3 = 10;Integer in4 = 10;System.out.print(in1 == in2);System.out.print(in1 == in3);System.out.print(in3 == in4);下列选项中，程序的运行结果是（ ）
“The Canterbury Tales” was written by _________.
The Canterbury Tales is Chaucer's greatest work and written for the greater part in _____ couplets.
The persona "I" in The Canterbury Tales is also one of the pilgrims.
The stories in the Canterbury Tales are only connected by the host of Tabard Inn.（）
