1) bail down
牵引环下降
2) bail down stop
牵引环下降挡铁
3) bail lower/lockdown down
牵引环下降/锁定
4) tractor launching
牵引下水
1.
Based on the technology standard of lifting and shifting ship of Qingshan shipyard,the tractor launching technology for 57 000 DWT grade bulk carrier was designed innovatively.
7万t级散货船牵引下水工艺",并按下水工艺要求对机械化苏式梳式滑道系统设备设施进行改造,解决了船舶移位、牵引下水相对梳式滑道系统超长、超宽及超重等技术难题,满足对长202 m、宽40 m、自重1。
5) Halo-vest traction
头环牵引
1.
First group: 70 patients were treated with Halo-vest traction,among them 31 patients were treated with Halo vest combined jacket orthosis;others were treated with Halo vests and surgery(anterior rout.
[目的]探讨头环牵引外固定架治疗颈椎外伤的临床疗效。
6) loop pulling
环形牵引
1.
According to the actual conditions at the construction site the loop pulling for stringing construction is decided at the local places,that is,the tensile yard and pulling yard for stringing construction are arranged at the same site.
根据施工现场的实际情况,决定因地制宜在该区段进行环形牵引架线施工,即把张力架线施工的张力场和牵引场设在同一场地,有效地解决了高山地区张力架线施工的难题。
补充资料：7-氨基-3-无-3-头孢环-4-羧酸
分子式：C7H8N2O3S
分子量：199.14
CAS号：暂无
性质：该品为白色或类白色结晶粉末。
制备方法：暂无
用途：头孢母核，头孢布坦、头孢唑肟中间体。
分子量：199.14
CAS号：暂无
性质：该品为白色或类白色结晶粉末。
制备方法：暂无
用途：头孢母核，头孢布坦、头孢唑肟中间体。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条