A. Placing a heat-resistant mat under the hot plate. B. Leaving the hot plate on when not in use. C. Using proper utensils on the hot plate. D. Monitoring the temperature of the hot plate. 相关知识点: 试题来源: 解析 B。A 选项,在热板下放置耐热垫是正确的安全措施。C 选项,在热板上...
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Underthenewrules,theresponsibilityformakingsurechildrenplayonlythreehoursadayas largelyonChinesegamingcompanieslikeNetEaseandTencent.Companieshavesetupreal-name registrationsystemstopreventyoungusersfromgoingpastgametimelimits.Theyhaveused facialrecognitiontechnologytochecktheiridentities.Andtheyhavealsosetupaprogramthat perm...
Terracotta products are a porous type of earthenware, commonly used in the garden for plant pots. Porcelain Porcelain is made from fine, white clay, known as kaolin, with added ingredients such as feldspar, and fired at a very hot 2300°F (1260°C). The pieces are smooth and a ...
used in the chemical plants and power plants, for example, hot water to spray, by the cold air inhaled from bottom to top, on the surface of the water film that filler or droplets and droplet surface, heat transfer of the hot water and cold air touch each other, hot water is cooling...
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Hot plate welding is suitable for almost any thermoplastic material, but is most often used for softer, semi-crystalline thermoplastics such as PP and PE. Weld strengths approaching that of the parent materials can usually be obtained if correct welding procedures are followed. Dissimilar materials ...
The reinforcement material must be compatible with the parent and branch pipe material. Normally the same material as the header pipe is used for the RF pad. Clause 328.5.4.g of ASME B31.3mentions that Reinforcing pads and saddles shall have a good fit with the parts to which they are att...
Hot pluggingandhot swappingare often treated as interchangeable terms, but there is a difference. Hot plugging is the attachment of a system component while the system is running.Hot swappingis the replacement of a component while the system is running. They are often mistakenly used for each ot...
Carbon Steel Plate Manufactur ASTM A36 US$470.00-634.00 / Ton View Recommend for you What is Reasonable Price Rust Treatment Corten Steel Plate Q355nh Corten Steel Plate S355j0w Corten Steel Plate Used in The Construction Fie...