呼吸中枢和其他皮层中枢同样表现为小量时兴奋，大量或中毒量抑制。
The respiratory and other subcortical centers likewise show stimulation after low doses and depression with higher or toxic doses .
呼吸中枢和其他皮层中枢同样表现为小量时兴奋，大量或中毒量抑制。
The respiratory and other subcortical centers likewise show stimulation after low doses and depression with higher or toxic doses.
呼吸中枢和其他皮层中枢同样表现为小量时兴奋，大量或中毒量抑制。
The respiratory and other subcortical centers likewise show stimulation after low doses and depression with higher or toxic doses.
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