结果表明小麦茎秆强度与厚径比、壁厚均呈极显著正相关，与髓腔直径呈极显著负相关。
The thickness-diameter ratio of culm, stem diameter, culm wall thickness and pith diameter were significantly correlated with stem strength.
先用二维超声观察移植肾的形态，测量长径、宽径、厚径，并测量肾皮质厚度和锥体大小。
First, two-dimensional imaging was used to observe the shape of the transplant kidneys and measure length, width, thickness, cortical thickness and pyramid size of kidney.
通过改变添加剂的用量，可对片状氧化铝的粒度及径厚比进行控制和调整。
The size and aspect ratio of the powder can be adjusted and controlled by changing the amount of additives.
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