这种削蚀现象是侵蚀沉积间断的证据.Such truncation is evidence of an erosional hiatus.顶部超覆是无沉积作用间断的证据.Toplap is evidence of a nonde - positional hiatus.例如, 不间断的连续的一串存储单元.For example, an unbroken consecutive series of storage locations....
The increase slowed to 0.4 percent, possibly indicating the start of a downtrend.增长幅度降到了0.4%，可能意味着下降的开始。The nitrogen utilization efficiency were downtrend with the amount of topdressing increased.随著施氮量增加,追施氮肥的利用率明显下降.Cri...