爱词霸英语   汉语   手机版   软件版下载 | English
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1.The primary factor of soil erosion is the erosion of Yanshan Period granite, the secondary factor is heavy rainfall, and the inducing factor is human activity.
水土流失产生的主导因素是燕山期花岗岩分布的丘陵区岩体结构遭到破坏；从属因素是持续强烈的降雨，从而加剧了水土流失；激发因素是人类工程活动对地质环境的破坏。收藏指正
2.The definitions and the conditions of cavitation erosion and flash vaporization have been discussed in detail; the paper also shows examples of different definitions in different books, which cause the complexity of calculating discharge factor and the damage to control valve; suggests relevant measures to avoid the damage in real working condition.
摘要对气蚀和闪蒸的定义、产生的条件进行了详细论述，以规范不同版本书籍在概念上的模糊不清，以及由此造成的调节阀流量系数计算的复杂性和对调节阀的损害，以便采取相应措施，在实际工况条件下加以避免。收藏指正
3.(3) The activity index between groups with AFA,anti-CCP antibody positive and negative have statistical difference($P$<0.05). Anti-CCP antibody positive is a risk factor for bone erosion with RA.
3AFA、抗CCP抗体阳性组病情活动指标与阴性对照组差异有统计学意义(P<0.05),抗CCP抗体阳性是RA发生骨侵蚀的危险因素之一。收藏指正
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