查询词典 grade school

highway grade crossing：公路平面交叉

"公路货运","Highway freight transportation" | "公路平面交叉","Highway grade crossing" | "公路立体交叉","Highway grade separation"

railway grade crossing：鐵路道口

7144 railway gauge 鐵路軌距 | 7145 railway grade crossing 鐵路道口 | 7146 Railway Grade-Separation Project 鐵路立體化工程計畫

Investment grade：投资级别

由主要的评级机构(如标准普尔、穆迪和惠誉国际)评定的最高信用等级为AAA或aaa,只有少数的国家和公司可获得这种评级. 各评级公司所评定的等级的名称和含义不尽相同,但均可分为两大类:投资级别(investment grade)和投机/垃圾级别(speculative/junk grade).

High-Grade Steel：高级钢

High-Grade Carbon Steel 高级碳素钢 | High-Grade Steel 高级钢 | High-Quality Nickel Steel Tube 高级镍钢管

High-Grade Steel：高合金钢

high grade refractory 高级耐火材料 | high grade steel 高合金钢 | high hardenability steel 高淬透性钢

high-grade fuel：高级燃料

high grade cast iron 高级铸铁 | high grade fuel 高级燃料 | high head turbine 高水头水力透平

high-grade fuel：高热值燃料

high grade cement 优质水泥 | high grade fuel 高热值燃料 | high head dam 高位差坝

I got good grades last term：上学期,我的分数很高

6736. He is in the third grade. 他读三年级. | 6737. I got good grades last term. 上学期,我的分数很高. | 6738. He's not in the first grade as a musician. 他不是第一流的音乐家.

low-grade gas：低级煤气

low-grade combustion 缓慢燃烧 | low-grade gas 低级煤气 | low-hazard content 低火险屋内物品

low-grade combustion：缓慢燃烧

low-freezing explosive 低冻炸药 | low-grade combustion 缓慢燃烧 | low-grade gas 低级煤气

Helena Rubinstein：郝莲娜...后面不会念

Guerlain 娇兰 | Helena Rubinstein 郝莲娜...后面不会念 -_-! | JUVEN 柔美娜

information theory：信息论

做Graphical model,和各种统计模型的,信息论(information theory)是肯定必要的,这个不用我在这啰嗦了. 有一门叫做信息几何学(information geometry),也值得一观.