查询词典 grade mark

First Grade：头等的

first gear 一档 | first grade 头等的 | first grade structure 一级构造

the first grade：一年

[旧字]: traditional forms | 一年: the first grade | 二年: the second grade

first grade structure：一级构造

first grade 头等的 | first grade structure 一级构造 | first gust 首次阵风

grade crossing：平交口

"级配控制厂","Gradation control plant" | "平交口","Grade crossing" | "平交口","Grade intersection"

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

grade school：小学

纳税评估:Ratepaying Evaluating | 小学:Grade school | 评分:Grade

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

aseptically drawn milk：在无菌条件下挤出的乳

aseptic | 防腐剂 无菌的 | aseptically drawn milk | 在无菌条件下挤出的乳 | asepticism | 无菌法, 无菌外科学说

digital refurbishing frequency：数据刷新速度

额定输出 rated output | 数据刷新速度 digital refurbishing frequency | 通讯波制率 communication BPS