The detection systemcould not press or squeeze the egg like the graders did, but what would happenif they could pull on the egg with a slight negative pressure, or vacuum?
检测系统不能像分级员一样按压或挤压鸡蛋。然而，如果它们能够用极小的负压或真空把鸡蛋牵引起来，结果会怎样呢？
Extreme lumber disc herniation mainly showed radiating pain of sciatic nerve, besides slight lumbago, negative Bragards test and location sign of pressure epistatic or inferiority nerve root.
腰椎极外侧椎间盘突出，以坐骨神经放射痛为主，腰痛轻微、抬腿试验可以阴性，可有上位或下位神经根受压定位体征；
Extreme lumber disc herniation mainly showed radiating pain of sciatic nerve, besides slight lumbago, negative Bragards test and location sign of pressure epistatic or inferiority nerve root.
腰椎极外侧椎间盘突出，以坐骨神经放射痛为主，腰痛轻微、抬腿试验可以阴性，可有上位或下位神经根受压定位体征；
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