在果实采后,进行种子加工调制的过程中应特别注意高温对种子的伤害。
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果实指数小于1的果实为长圆形。
A. 对
B. 错
采果过迟会增加树体对养分的消耗。
A. 对
B. 错
Amplifiers are necessary in many types of electronic equipment such as radios, oscilloscopes and record players. Often it is a large alternating current that has to be amplified.
A. 对
B. 错
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