单板厚度干缩率平均为6．8％，高于网带传送对流干燥的单板3．3％； 横纹于缩率4．8％，低于对流干燥的单板7．9％。
The average thickness shrinkge rate (6. 5%) is higher than that of convection drying (3.3%) and cross-grain shrinkge rate (4.8%) is lower than that of convection drying 7. 9 %.
从理论上讲，这种对流会把大陆板块带到一起，好像把它们放在传送带上一样。
Theoretically, this convection would carry the continental plates along as though they were on a conveyor belt.
在一些更大的系统中，例如那些使用很长的传送带或管道系统，应该对流程图和鉴定阀门的管道系统图和书面的清洗程序进行检查。
In larger systems, such as those employing long transfer lines or piping, check the flow charts and piping diagrams for the identification of valves and written cleaning procedures.
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