English translation for "portable derrick"

活动井架
活动式吊杆
轻便井架
轻便钻塔

Related Translations:

derrick guy:  吊杆稳索吊杆张索顶索起重架；吊杆拉索井架绷绳起重机风缆

portable seismograph:  便携式地震仪轻便地震仪

portable machine:  轻便机器

portable oscillograph:  便携式示波器

portable reactor:  移动式反应器

portable type:  便携式轻便式

portable telephone:  携带式电话机

portable adjective:  轻便的/便携式的

portable dam:  便携式工具

portable dwelling:  活动房屋

Similar Words：

"portable deck" English translation, "portable defibrillator" English translation, "portable deflecting meter" English translation, "portable dental chai" English translation, "portable dental chair" English translation, "portable derrick crane" English translation, "portable derrick free stand" English translation, "portable detector" English translation, "portable diagnostic system" English translation, "portable diagnostic x ray unit" English translation