buffer and chain coupler造句

From the outset until today, buffer and chain couplers ( " : de : Balancierhebelkupplung " ) have been used.
European rolling stock tend to use buffers and chain couplers while American rolling stock uses a Janney coupler or " knuckle coupler ".
In the case of buffers and chain couplers, the draw gear behind the hooks, if any, will absorb the tension, while the side buffers will absorb the compression.
"' Buffers and chain coupler "'( also called buffers and screw, screw coupler, or English coupler; in EU standards, it's two devices : " buffers " and " draw gear and screw coupling " ) is the standard train coupling system used in Europe, outside the former Soviet Union.
It's difficult to find buffer and chain coupler in a sentence. 用buffer and chain coupler造句挺难的