百度试题 结果1 题目Bronze is an alloy of copper and (锡).相关知识点: 试题来源: 解析 tin 本题考查名词。1. 分析句意:青铜是铜和锡的合金。2. 确定答案。根据句意及中文提示“锡”,判定本空填写不可数名词tin。反馈 收藏
aBrass is an alloy of copper and zinc. It has much better abrasion resistance, better corrosion resistance and lower electrical conductivity as compared with copper. Phosphor bronze is an alloy of tin, phosphorus and copper; it is corrosion, wear and tear resistant, but it is not suitable for...
For example, copper-nickel alloy(合金) is applie d to the shells of ships because it does not rust in seawater an d keeps off marine life, thus reducing drag and increasing fuel efficiency. Brass is more proper an d has better tone qualities than pure copper or zinc.. They include ...
Brass is an alloy of copper and zinc; bronze is an alloy containing 80 per cent of copper, 4 of zinc, and 16 of tin. A fused mass of brass and brozen is found to contain 74 per cent. of copper, 16 of zinc, and 10 of tin : find the ratio of copper to zinc in the compositio...
Copperwire is flexible. 铜丝易弯曲. 《简明英汉词典》 Brass is an alloy ofcopperand zinc. 黄铜是铜和锌的合金. 《现代英汉综合大词典》 Copperhas less resistance to electricity than lead. 铜比铅的电阻要小. 《简明英汉词典》 Among the mineral deposits of the province , tin occupies first place ...
The alloy is gradually cooled from the solidification initiation temperature to 500° C. at a cooling rate of 10° C./min. The surface of the mold is coated with an Al-containing coating or roughened to an average roughness of 0.3 to 5 μm. A solid lubricating film is provided in a ...
Alloy designations are defined and tensile properties of alloys within the several compositional groups are provided. Wrought copper (99.3% minimum copper)... JF Breedis,RN Caron - John Wiley & Sons, Inc. 被引量: 2发表: 2000年 AN INVESTIGATION OF MECHANICAL PROPERTIES OF METALS AT THE LIQUID...
To determine which alloy does not contain copper, we will analyze each of the given options one by one.Step 1: Understand what an alloy is. An alloy is a mixture of two or more metallic elements, which often enhances the proper
A.Hello, Destiny. We will reword it for you to try to make it clearer. Copper is an element (you can look up 'element'). Bronze is an alloy (you can look up 'alloy') of the elements copper and tin. Iron is an element, and steel is a very useful, reasonably pure form of iro...
An alloy contains only zinc and copper and they are in the ratio of 7:9. If the weight of the alloy is 8kg, then find the weight of copper in the alloy View Solution An alloy contains 36% zinc, 40% copper and the rest is nickel. Find in grams the quantity of each of the conten...