Emperor Liu Bang was considered as the inventor of tofu in China,
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Su Dongpo didn't like tofu.
A. 对
B. 错
Wang Zhihe's fermented tofu has become famous in China since Qing Dynasty.
A. 对
B. 错
"tofu xishi" refers to those who have a good face but are born to a poor family and make living by making tofu.
A. 对
B. 错
文丘里除尘器喉部直径变细的目的是
A. 增加颗粒物互相碰撞的机会
B. 促进水的雾化
C. 促进颗粒物与管壁的碰撞
D. 以上都是
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