Provision must be made in pipe systems for changes in length due to change of temperatureThe bold and italic word “provision” probably means （）.<br>A:flanges<br>B:nuts<br>C:expansion joints<br>D:bolts

Provision must be made in pipe systems for changes in length due to change of temperatureThe bold and italic word “provision” probably means （）.
A:flanges
B:nuts
C:expansion joints
D:bolts

出自：海船船员证

提示：
同一【IP】的非会员用户每天可免费获取10次答案

收藏本站【zk.995w.com】，下次访问不迷路

本站试题总数:【10252701】个 (题库试题定时更新)