In the past ten days, the cadres have been deeply shocked.

Especially when Ye Xuan took out the blueprint called the tank, he was even more shocked.

Ye Xuan spent a day and drew more than ten drawings freely.

And these drawings are composed of extremely simple steam tanks.

If these drawings are placed in modern times, they will definitely be ridiculed by military industry experts.

......

"Back to Ancient Times to Marry the Empress" Chapter 216 The crow is silent, please wait a while,

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