Bend the front knee, keeping the back leg straight, press the right heel down on the floor.
前腿膝关节弯曲，后腿保持绷直状态，右脚后跟贴紧地面并向下压。
MOE reflects log or lumber material anti-bend, important index of the anti-press strength, which is the important contents for developing forest wood breeding.
杨氏弹性模量是反映树干或板材抗弯、抗压强度的重要指标，是开展林木材质育种研究的重要内容。
MOE reflects log or lumber material anti-bend, important index of the anti-press strength, which is the important contents for developing forest wood breeding.
杨氏弹性模量是反映树干或板材抗弯、抗压强度的重要指标，是开展林木材质育种研究的重要内容。
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