The major difference between the discharge and suction valves installed in most low pressure, reciprocating air compressors is that（）

A、one valve seats upwards, while the other seats downwards

B、the reed valves used on the discharge are made substantially thicker and heavier than the suction valves

C、the suction valve springs exert a greater tension than the discharge valve springs

D、the discharge valve springs exert a greater tension than the suction valve springs

查看正确答案

更多“The major difference between the discharge and suction valves installed in most low pressure, reciprocating air compressors is that（）”相关的问题

第1题

[] What is the major difference between deductive learning of grammar and inductive learning of grammar?

点击查看答案

第2题

[单选题] The two major parties today have（）difference in policy orientation.

A、no B、little C、some D、great

点击查看答案

第3题

[单选题] The House Speaker and the temporary President of the Senate are usually（）

A、elected by the majority party B、chosen from the majority and minority parties C、members of the majority party D、chosen freely from the Congressmen and Senators

点击查看答案

第4题

[判断题] There are no major differences between how one reads in one’s mother tongue and how one reads in a foreign language.（）

点击查看答案

第5题

[单选题] What does the command show compare rollback 1 display?（）

A、the difference between the current candidate configuration and the candidate configuration from one commit ago B、the difference between the current active configuration and the current candidate configuration C、the difference between the current active configuration and the active configuration from one commit ago D、the difference between the current candidate configuration and the archived configuration from one commit ago

点击查看答案

第6题

[单选题] What does the command show | compare rollback 1 display?（）

点击查看答案

第7题

[单选题] What does the command show | compare rollback 1 display?（）

A、the difference between the current candidate configuration and the candidate configuration from one commit ago B、the difference etween the current active configuration and the active configuration from the one commit ago C、the difference between the current active configuration and the active configuration from one commit ago D、the difference between the current candidate configuration and the archived configuration from one commit ago