Final answer:
The two pieces of mining equipment next to the mines were dump trucks and conveyor belts.
Step-by-step explanation:
The two pieces of mining equipment next to the mines were dump trucks and conveyor belts. Dump trucks are large vehicles used to transport and unload bulk materials, such as rocks or soil. Conveyor belts are mechanical systems that move materials from one place to another by means of a belt or chain.
In the first reference, the woman and the speaker mentioned using a lever to lift the shells onto the conveyor belt, indicating the presence of a conveyor belt in the mining operation. In the second reference, the unfinished car is moved to each workstation using a conveyor belt, suggesting its use in the manufacturing process.