【多选题】下列关于跳线的选用原则,正确的是 ( )
B.
跳线的长度通常 2~3 ,最长不超过 5m 。
C.
如果采用六类或七类布线,从节约投资的角度看,可以手工制作跳线
D.
若采用多模光纤光缆,光纤跳线必须采用多模光纤。
【简答题】MRI of the chest gives detailed pictures of structures within the _________, including the mediastinum, chest wall, pleura, heart and vessels, from almost any angle. You should also let the radiologis...
【简答题】请将下列句子进行排序: 1. If you have any questions, please let us know. 2. I am pleased to tell you that we are able to provide you with 300 GL980 heat exchangers and 1,000 XCO-450 air dryers. 3. Thank you! 4. ...
【多选题】下列关于跳线的选用原则,正确的是( )
A.
如果采用六类或七类布线,从节约投资的角度看,可以手工制作跳线。
D.
若采用多模光纤光缆,光纤跳线必须采用多模光纤
【多选题】下列关于跳线的选用原则,正确的是:( )
C.
如果采用6类或7类布线,从节约投资的角度看,可以手工制作跳线
D.
若采用多模光纤光缆,光纤跳线的必须采用多模光纤。
【判断题】If you have enclosed any documents along with the letter, you indicate this by typing “Enclosure” below the signature.
【判断题】If you have enclosed any documents along with your business letter, you indicate this by typing “Enclosure” below the signature.
【判断题】If you have enclosed any documents along with the letter, you indicate this by typing “Enclosure” below the signature.
【简答题】Sentences arrangement. 1. If you have any questions, please let us know. 2. I am pleased to tell you that we are able to provide you with 300 GL980 heat exchangers and 1,000 XCO-450 air dryers. 3. Tha...