An inflatable PFD has less bulk and interference than a foam unit, but is ready to provide flotation during an unexpected entry into the water.
可膨胀的PFD有较少的体积和没有了干扰泡沫单位，但在想不到的进入水后实时提供漂浮。
The unit has 3 foam hand grip locations and padded tubing where the unit contacts with the door frame.
该单位有3个地点和泡沫填充握管其中与门框的单位接触。
The device is a pre-molded polymer foam liner that is placed inside the bathtub or shower unit and that is then removed upon the completion of the construction.
该设备是一种预成型聚合物泡沫衬垫是内部的浴缸或淋浴放在单位，然后根据建造完成删除。
The principle of the foam pump pressure balanced proportioning unit is discussed in this thesis. The design method of it also be talked, and it's main parts are analyzed and researched.
阐述了泵入平衡压力式泡沫比例混合装置的工作原理，提出了该装置的设计方法，并对关键部件作了简要分析研究。
The foam metal nickel has the advantage of good heat conductivity and the molten salt has the advantage of large heat storage quantity per unit weight or volume.
泡沫金属镍具有传热性能好，熔融盐具有蓄热量大、化学稳定性好等优点。
The weir should be located at the entrance of the dip rinse tank. This design permits surface foam to flow away from the clean body as the unit exits from the liquid.
溢流槽要布置在进口一端，这种设计可以在车身从液体中出来时间表面的泡沫从干净的车身上流走。
Based on the foaming process assumptions and the characteristics of the foam microstructure, the closed-cell foam model of a simple cubic unit cell was established.
在对发泡过程进行假设的基础上，根据泡沫材料微结构的特点，建立闭孔泡沫材料的简单立方单胞模型。
Based on the foaming process assumptions and the characteristics of the foam microstructure, the closed-cell foam model of a simple cubic unit cell was established.
在对发泡过程进行假设的基础上，根据泡沫材料微结构的特点，建立闭孔泡沫材料的简单立方单胞模型。
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