The track pin is an important component for transferring load in the propulsion device of a self-propelled gun.

履带销是自行火炮推进装置中重要的传力元件。

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The track pin is an important component for transferring load in the propulsion device of a self-propelled gun.

履带销是自行火炮推进装置中重要的传力元件。

youdao