The relationship between the spoken an

1、An increased differential between the

An increased differential between the inlet and outlet of a strainer usually indicates the strainer is （）AholedBfouledCcleanDdry

2、An efficient seal between the cylinder

An efficient seal between the cylinder block and cylinder heads on many diesel engines is obtained with________.Agraphite packingBsealing compoundClubricating oilDgaskets

3、An after-cooler installed between the

An after-cooler installed between the turbocharger and the cylinder air inlet （）Aincreases the density of the airBdecrease the density of the airCincreases the specific heat of the airDdecreases the specific heat of the exhaust

4、（）a personal relationship with the bus

（）a personal relationship with the business partner is not as important as（）results.ADeveloping; gettingBDeveloping; to getCTo develop; gettingDTo develop; to get

5、An efficient seal between the cylinder

An efficient seal between the cylinder block and cylinder heads on many diesel engines is obtained with（）Agraphite packingBsealing compoundClubricating oilDgasket

6、What is the relationship between Parag

What is the relationship between Paragraph 1 and Paragraph 2?A［A］ Paragraph 1 is an introduction to Paragraph 2.B［B］ Paragraph 1 provides an...