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		Ask for help > grammaticality     
			
		 grammaticality 
		
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 t.javanshir
 
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							| grammaticality 
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							| Hi there,   I was wondering if the following sentence would be grammatically correct (especially the underlined part): "the aim of this study was to improve the performance of parallel hole collimators (PCs), increasing the sensitivity of which is associated with degradation of spatial resolution."    or would you rather:    "the aim of this study was to improve the performance of parallel hole collimators (PCs), increasing whose sensitivity is associated with degradation of spatial resolution."    or what?    Thank you  |  13 Jul 2016      
					
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 ldeloresmoore
 
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							| The first one sounds more natural to me. 
 More natural and more easily understood as to your intent. |  14 Jul 2016     
					
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 elaction
 
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							| the aim of this study was to improve the performance of parallel hole collimators (PCs) by increasing the sensitivity associated with degradation of spatial resolution. -- you are talking about a thing (the) , not a person (whose) |  14 Jul 2016     
					
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 t.javanshir
 
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							| Dear elaction,   I want to describe PCs using a relative clause. I don �t want to talk about the procedure (using "by"). And "whose" can be used for both human and non-human as far as I �m concerned.  |  14 Jul 2016     
					
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 yanogator
 
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							| Yes, your first one is correct.   I �m sorry to say that elaction �s suggestion doesn �t say the same thing at all.   Bruce  |  14 Jul 2016     
					
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 diondeb
 
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							|  A PC is a gadget whose usefulness cannot be questioned now-a.days. a PC is a gadget which does lots of things - calculate, write, tables etc.- making our lives easier.     |  14 Jul 2016     
					
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 yanogator
 
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							| @diondeb: You should read the whole thread before you post. t.javanshir is talking about a parallel hole collimator, not a personal computer, and is asking about a specific sentence. You have good suggestions, though.   Bruce  |  14 Jul 2016     
					
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 zoemorosini
 
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							| ..."whose increased sensitivity" used instead of the underlined section perhaps?  The original structure is ungainly. |  14 Jul 2016     
					
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 diondeb
 
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							|  sorry. I will do in the future     |  14 Jul 2016     
					
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 yanogator
 
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							| @zoemorosini, I think it is the action of increasing the sensitivity that causes the degradation, so "increased sensitivity" wouldn �t work. Bruce
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 t.javanshir
 
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							| Thank you everybody,   Bruce, you have always been extremely helpful. Thanks a million.   Toofan      |  14 Jul 2016     
					
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