Microtunneling

As the name implies, microtunneling or microtunnelling is a digging technique used to construct small tunnels. These small diameter tunnels make it impossible to have an operator in the machine itself. Instead, the microtunnel boring machine (MTBM) must be operated remotely.

单词	Microtunneling
释义	Microtunneling 英语百科 Microtunneling As the name implies, microtunneling or microtunnelling is a digging technique used to construct small tunnels. These small diameter tunnels make it impossible to have an operator in the machine itself. Instead, the microtunnel boring machine (MTBM) must be operated remotely.
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