The changes of ECG in toad before, at the same time and after normal respiration by using chloroform are recorded through digital ECG machine.
用数字式心电图机记录蟾蜍用氯仿熏前、熏后即刻和恢复正常呼吸后的心电图的变化。
Composite coating surface is smooth, thick, low loss, strong anti-drop capabilities, does not affect the kinds of taro field normal respiration and growth.
复合包衣的表面光滑，厚度适中，脱落率低，抗摔能力强，不影响种芋正常的呼吸作用和田间生长。
Composite coating surface is smooth, thick, low loss, strong anti-drop capabilities, does not affect the kinds of taro field normal respiration and growth.
复合包衣的表面光滑，厚度适中，脱落率低，抗摔能力强，不影响种芋正常的呼吸作用和田间生长。
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