Dibromo neopentyl glycol was prepared from pentaerythritol and hydrobromic acid.由季戊醇、氢溴酸制备了二溴新戊二醇.In organic bromide turn thing production line, it is usually by - product large quantity hydrobromic acid.在有机溴化物的生产过程中, 往往...
人们开始四下察看，想弄清楚那声响来自何处。People began looking across to see where the noise was coming from.不难看出她从何处获得的这种自我感觉。It's not hard to see where she got her feelings about herself.不知从何处响起天籁般的音乐。Heavenly music swelled from nowhe...
The soil contains materials to keep the natural balance the area.这些泥土中含有保持该地区大自然平衡的物质.Low in sodium, it contains a natural balance of over 80 minerals.低钠, 它包含了自然平衡超过80矿物质.Minimal intervention allows the ecologies to adap...
由于它们是手工制作的，彼此都会有些微小的差异。As they're handmade, each one varies slightly.该刻度盘能显示很微小的压力变化。The dial records very slight variations in pressure.哪怕是微小的成功也会促使我做出更大的努力.Even a small success would spur me on to greater effort....
Recent, more dramatic use of CGI was seen in "Walking With Dinosaurs".在纪录片《与恐龙同行》中可以看到最新的、更加生动的电脑特效技术。I use the short-wave radio to get the latest war news.我用短波收音机收听最新的战事新闻。He has said he will use all the weapons at his ...
铬在自然界中广泛分布, 生物体中主要以三价铬的形式存在.Chromium is widely distributed in nature, organisms mainly trivalent form of chromium.400系列不锈钢–一种铁 、 碳和铬的合金.Series Stainless Steel – An alloy of iron, carbon, and chromium.研究了不溶性腐殖酸对六价铬的吸附作用.T...