何为通信市场细分？
In mid-ocean，the characteristics of a wave are determined by three factors. What is NOT one of these factors?（） Effect of the moon's gravity。 Fetch。 Wind velocity。 Length of time a wind has been blowing。
10%的氯化钠静注后，有促进胃肠蠕动及分泌，增强反刍的作用。
Generally speaking，a ship steaming across the North Pacific from Japan to Seattle is likely to experience（）. adverse currents for practically the entire crossing。 favorable currents for practically the entire crossing。 favorable currents in the summer months and adverse currents in the winter months。 variable currents having no significant effect on the total steaming time。
阿托品具有抑制腺体分泌、解毒、改善微循环等方面的作用。
Diesel engine starting difficulties due to cold intake air temperatures, can be overcome by using a/an（）
