Driving Mode: hand wheel, hand equipment, electromotion and pneumatic actuator.驱动方式有: 手轮, 手动装置, 电动,气动.The machine adopts closed frame, electromotion handspide for generating pressing force and force motor etc.该设备采用封闭的立柱结...
一种褐藻胶寡糖,其特征是把它用作 抗 衰老和 抗 痴呆的药物.The present invention features the application of algin oligosaccharide in medicine for treating anti - senility and anti - dementia.褐藻胶裂解酶能裂解褐藻胶制备寡糖, 是一种重要的工具酶.Alginate lyase can degrade a...
On the last one, Wilbur flew for 59 seconds and went 852 feet.最后一次威尔伯飞行了59秒,航程852英尺.Then the pigeons flew into thick fog, and the famous homing instinct failed.然后鸽子飞进了浓雾中，其闻名的归巢本能丧失了。Acting like an empress,she often flew...