2. He pressed his ear close to the ground, listening for footsteps, his heart
beading furiously.
把耳朵贴在地上,他听着有没有脚步声儿来,心跳得极快。
3. The Beading and assembling process of IP superheater for Weihe project are introduced in detail.
着重介绍了渭河大化工程中的关键设备中压蒸汽过热器管箱堆焊和组装工艺。