To give myself time to think , i tamped down the tobacco in my pipe and then lit it slowly 为了有时间思考，我把烟丝轻按几下，塞紧在烟斗里，然后慢慢地点著了烟。
Railway track construction and maintenance plant . tamping and levelling machines with continuous progress . specifications 铁路建造和维护设备.连续行进的打夯机与平土机.规范
General methods of test for pigments and extenders - determination of tamped volume and apparent density after tamping 颜料和填充剂的一般试验方法.压实后压实体积和表观密度的测定
Especially , the new theory and method will tamp the foundation and consummate the frame of the error - eliminating theory 再一点就是，本文的提出也为消错学理论的完善奠定了基础。
Tamping basis and nailing down safety management thinking , strengthening system and achieving safety long period of order and stability 夯实基础明确安全管理思路强化制度实现安全长治久安
On the other hand , heavy tamping is also a transient impact load that will produce strong ground vibration 同时，从加载角度考虑，强夯又是一种瞬时冲击荷载，作用在地面时产生振动问题。
Test methods for pigments - part 12 : apparent density or apparent specific volume - section 2 : mechanically tamped packing method 颜料试验方法.第12部分:表观密度或表观比容.第2节:机械填塞包装法
