The causes of tarnishing gold and silver - plated connectors were studied respectively.分别探讨了接插件镀金和镀银层变色的原因.Bright tin electrodeposits on copper wire are susceptible to tarnishing.铜线材经光亮镀锡后易产生腐蚀变色.Do they not realize thei...
内陆的平地和山谷中种着茂密的椰子树。The interior flatlands and valleys are thickly planted with coconuts.椰子树原产于马来西亚。The coconut palm is a native of Malaysia.战后栽植的这些椰子树使这个城市显得更加美丽.The coconut palm trees planted after the war added to the b...
亮光不照恶人 、 强横的膀臂也必折断.The wicked light, and their upraised arm is broken.15亮光不照恶人,强横的膀臂也必折断.The wicked are denied their light, and their upraised arm is broken.伯38:15亮光不照恶人 、 强横的膀臂也必折断.From the wicked their light is withhel...