“derrick crane”的概念、定义、翻译、参考文献-科学参考

单词	derrick crane
释义	derrick crane Encyclopedia 工学〔轻小型起重设备〕释 derrick crane桅杆起重机以桅杆为承载构件，臂架下端与桅杆下部铰接，上端通过钢丝绳与桅杆相连的简易臂架型起重机。俗称把杆、拔杆。
随便看	indirect editing indirected net indirect election indirect emission indirect end labeling indirect estimation of fertility indirect estimation of population index indirect evaporative cooling air cooling unit indirect evaporative cooling water chiller indirect exchange interaction indirect exciton indirect extrusion indirect finance indirect fitness indirect fluorimetry indirect frequency conversion circuit indirect illumination indirect immunofluorescence staining indirect indometry indirect inhibition indirect in situ PCR indirect intelligent control indirect intention indirect interpretation key/indirect interpretation indicator indirect joint

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