2020-08-17 求购信息 - 机床铸件发生变形几种因素-酒店宾馆设备回收 - 其他 - 酒店宾馆设备回收 - 49.89.132.* - 访问网站
磨削是人类自古以来就知道的一种古老技术,旧石器时代,磨制石器用的就是这种技术。(上海废旧金属回收)以后,随着金属器具的使用,促进了研磨技术的发展。但是,设计出名副其实的磨削机械还是近代的事情,即使在19世纪初期,人们依然是通过旋转天然磨石,让它接触加工物体进行磨削加工的。
第一台磨床(1864年)。1864年,美国制成了世界上第一台磨床,这是在车床的溜板刄架上装上砂轮,并且使它具有自动 ...(6/1)
2020-08-17 服务项目 - 印刷复膜机操作要求—包装印刷厂 - 维修 - 包装印刷厂 - 49.89.132.* - 访问网站
复膜机可分为即涂型复膜机和预涂型复膜机两大类。是一种用于纸类(宣传册印刷)、薄膜专用设备。即涂型复膜机包括上胶、烘干、热压三部分,其适用范围宽,加工性能稳定可靠,是国内广泛使用的复膜设备。预涂型复膜机,无上胶和干燥部分,体积小、造价低、操作灵活方便,不仅适用大批量印刷品的复膜加工,而且适用自动化桌面办公系统等小批量、零散的印刷品的复膜加工。
印刷复膜机操作要求——包装印刷厂来为大家娓娓道来: ...(13/1)
2020-08-17 服务项目 - 管道疏通机安全使用_上海疏通下水道 - 下水管道 - 上海疏通下水道 - 49.89.132.* - 访问网站
城镇化进程的加快,城市的框架也越拉越大,新区的规划漂亮壮观,(上海管道清洗)一幢幢高楼鳞次栉比的一幢连着一幢,人们也纷纷从农村、从老城区破旧的平房内搬入了宽敞明亮的楼房生活内,高档的卫浴马桶也走进了我们的家庭生活,各式各样的马桶、洗手池、整体浴室、沐浴地漏以及我们的厨房洗菜池在为我们提供生活方便的同时,时不时的下水道堵塞问题也给我们带来了不少困忧。家庭里的下水管道维修、疏通也成了我们日常维修不可或 ...(19/1)
2020-08-15 文章 - About Guangmei Paper - Jinan Guangmei Paper Products Co., Ltd - 轻工设备 - Cindy Feng - 103.116.47.*
Focus on paper doilies, paper straws, chef hats, transparent masks manufacture for 10 years.
Jinan Guangmei Paper Products Co., Ltd. founded in 2010, is a professional manufacturer and seller of pape ...(57/1)
2020-08-15 文章 - Double Head Cutting Saw - Shandong Care Machinery Technology Co., Ltd - 数控设备 - Cindy Feng - 103.116.47.*
Double head saw is a kind of profile cutting tool used in the production of doors and Windows, mainly used for aluminum and PVC & UPVC profile 45° Angle, 90° Angle cutting, cutting size precision, sim ...(16/1)
2020-08-15 文章 - What Is Shrink Wrap For? - QingDao LongYouRu Packing Co., Ltd. - 包装袋 - Cindy Feng - 103.116.47.*
Shrink wrap is a type of plastic that shrinks when heated. When it shrinks, it takes the shape of the item it is surrounding. Shrink wrap is used to package or protect items that range in size from a ...(50/1)
2020-08-15 文章 - Turbocharger Maintenance Errors - 汽车配件 - sinotrukhowo - 103.116.47.*
Misunderstanding one: free to change the oil
In the “drink” oil, the turbocharger is indeed more “delicate”, in addition to the amount of larger than normal naturally aspirated engine, the oil requir ...(19/1)
2020-08-15 文章 - Surface Treatment Of Fasteners - 标准件 - starwdh - 103.116.47.*
Almost all commercial fasteners are made of carbon steel and alloy steel, and generally have anti-corrosion requirements. Therefore, the surface-treated plating must be firmly attached and cannot fall ...(26/1)
2020-08-15 文章 - How Soy Wax Is Made? - 石蜡 - dkwax - 103.116.47.*
Soy wax is a vegetable wax made from the oil of soybeans. After harvesting, the beans are cleaned, cracked, de-hulled, and rolled into flakes. The oil is then extracted from the flakes and hydrogenate ...(35/1)
2020-08-15 文章 - Concrete Additives - 催化剂及化学助剂 - dongkepce - 103.116.47.*
Admixtures can improve the anti-carbonization performance of concrete. There is a certain linear relationship between the carbonation depth and porosity of concrete; admixtures have a great influence ...(82/1)
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