A、Wrought iron can resist liquids flow
B、It is difficult to attain the wrought iron
C、Wrought iron should be combined with cuprous alloys
D、The cuprous alloys have mere disadvantages than wrought iron
更多“Wrought iron has an inherent resistance to corrosion but is not to be had freely , its place has been taken by the cuprous alloysAccording to the above sentence , which of the following statements is true?（）”相关的问题
A、A.east iron is a cheap material B、B.cast iron can pollute sea water C、C.cast iron has mere corrosive than bronzes to sea water D、D.cast iron is more corrosive to sea water when it meets with bronzes
A、cast iron has weakness B、cast iron can stand up shock loading C、cast iron fittings are only suitable in low pressure situation D、east iron fittings are not suitable in low pressure situation
A、twice as large as with a cast iron piston B、the same size as with a cast iron piston C、half as large as with a cast iron piston D、the same size as the crown of an aluminum piston
A、A.an engine-driven；as well B、B.an engine-driven；has an independent pump C、C.an independent；as well D、D.an independent；has an engine-driven pump
A、R1 has been configured with an ip default- network 2.0.0.0 command. B、R1 has been configured with an ip route 0.0.0.0 0.0.0.0 1.1.1.1 command. C、R1 has been configured with an ip route 2.0.0.0 255.0.0.0 1.1.1.1 command. D、Another router has been configured with an ip default - network 2.0.0.0 command. E、Another router has been configured with an ip route 2.0.0.0 255.0.0.0 1.1.1.1 command.
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