介绍了一种用于铸造车间的型砂水分自动控制系统.A sand moisture automatic control system for foundry is introduced.介绍了一种新型的型砂水分测控系统.A new measure & contml system for moisture content sand was introduced.介绍了用累托石粘土作型砂粘结剂和水基涂料悬浮剂的试验结果.Describes som...
深深浅浅的各种木槿色、丁香色、熏衣草色和紫色都是流行色。All shades of mauve, lilac, lavender and purple were fashionable.丁香树倚着边墙生长。Lilacs grew against the side wall.他在钮孔上面插了一小枝丁香.He wore a sprig of lilac in his button hole....
目的分析外阴原发性恶性肿瘤的临床和病理特征.Objective To analyze the clinicopathological characteristics of malignancies of vulva.症状多为经常性, 非 激惹性外阴灼痛或钝痛.Its symptoms were frequent, non - irritative burning pain or dull pain.分娩时切开外阴以助生产的手术.Surg...