sectional cycles  截点圈

3-sectional current protection  三段式电流保护

abrupt changes in the cross-sectional area of a tu  隧道截面突变; 收桨

abrupt changes in the cross-sectional area of a tunnel  隧道截面突变

adjustable sectional-steel frame  可调整组合钢架

alternator cross-sectional view  互补相关模型(CRAE); 交流发电机剖面图

alumina porcelain sectional insulator  高铝陶瓷分段绝缘器

aluminium sectional material  铝型材

aluminum sectional material  铝型材

Axial sectional ventilation  可吸入颗粒物; 轴向分段通风

backward sectional model  向后逐次分段

bed cross-sectional area  床横断面积

Big Sectional Wire  大截面导线

bolted sectional dock  栓接浮船坞

bundle large sectional conductor  四分裂大截面导线

calculated cross-sectional area  计算截面面积

cast iron sectional boiler  铸铁锅炉

cast-iron sectional boiler  铸铁锅炉

certificate of sectional completion  分段竣工证明书; 分段完工证明书

channel cross-sectional flow area  通道流通面积