he value added in terms of the services provided by a MTO is significantly less than that provided by the conventional carrier.
查看答案
Container sea transport can help to improve the cargo handling efficiency and speed up the turnover of ships, but it cannot help to save different items of fee.
A. 对
B. 错
马铃薯晚疫病在发病部位症状为_____。
A. 圆形病斑、白色霉层
B. 不规则形病斑、黑色霉层
C. 梭形病斑、黑色霉层
D. 不规则形病斑、白色霉层
马铃薯晚疫病属于_____病害。
A. 高温高湿
B. 低温高湿
C. 高温低湿
D. 低温低湿
防治马铃薯晚疫病最好药剂为_____。
A. 病毒灵
B. 甲霜灵
C. 链霉素
D. 粉锈宁
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