Analysis of the particle velocity distribution and the gas-solid hydrodynamics indicate that the scale of inner particle circulation is crucial in determining the mixing pattern within the beds.

颗粒速度分布和气固流动特性分析显示，内部颗粒循环尺度是影响床内混合方式的重要因素。

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Since the establishment of PRC, the distribution of nursing personnel has been. following the pattern of hospital beds.

建国以来，我国医院护理人员编配一直是按编制床位数而编配的。

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The drainage pattern of the aquatic system is complex. In rocky area, the drainage of the top beds of the system makes up 59.2% of the total drainage.

该含水系统地下水排泄方式较复杂，在基岩覆盖区，顶托排泄量占总排泄量的59.2%。

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Air New Zealand studied household furniture and, in its warehouse lab, experimented with bunk beds, staggered coach seating in kind of a tic-tac-toe pattern that would allow passengers to stretch out more with legs protruding between seats, or even stacking seats atop each other in the coach cabin.

WSJ: Remedy the Squeeze in Airplanes' Coach Cabins