grade n. 1.等级,级别;阶段;程度,标准,水平。 2.〔美国〕(中小学的)年级;某一年级的学生。 3.〔pl.〕 〔美国〕小学校 (=grade school). 4.(学校考试的)评分等级。 5.〔主美〕坡度,斜坡,倾斜度。 6.【畜牧】改良杂种。 7.【语言学】母音交替。 a poor grade of tea 低级茶。 grade A eggs 甲级鸡蛋。 teach in the grades 做小学教师。 at grade 〔美国〕在同一水准面上。 make the grade 1. 上陡坡。 2. 达到标准;成功。 on the down grade 走下坡路,在衰败中。 on the up grade 走上坡路,在兴盛中。 up to grade 合格。 vt. 1.定…的次序,定…的等级,给…分类,给…分级。 2.〔美国〕减缓(坡度);【地质学;地理学】均夷;使(色调)渐浓[渐淡]。 3.给…记分数。 4.【畜牧】通过杂交改良 (up)。 vi. 1.属某种等级。 2.(颜色等)渐次调和[变化]。
Machine tool components - recommendations for accuracy grades of gears 机床零件.第11部分:齿轮精度等级推荐规范
Noise measurement methods for printing , paper converting , paper making machines and auxiliary equipment - accuracy grades 2 and 3 印刷纸张加工造纸机和辅助设备的噪声测量方法.精度等级2和3
Noise measurement methods for printing , paper converting , paper making machines and auxiliary equipment - accuracy grades 2 and 3 打印纸张加工造纸机械和辅助设备的噪声测量.准确度等级为2和3
Surface treatment equipment - noise test code for surface treatment equipment including its ancillary handling equipment - accuracy grades 2 and 3 表面处理设备.包括其辅助操作装置在内的表面处理设备的噪声试验规程.精度等级2和3
Surface treatment equipment - noise test code for surface treatment equipment including its ancillary handling equipment - accuracy grades 2 and 3 表面处理设备.包括其辅助操作装置在内的表面处理设备的噪声试验规程.精度等级2和3
Surface treatment equipment - noise test code for surface treatment equipment including its ancilliary handling equipment - accuracy grades 2 and 3 ; german version en 14462 : 2005 表面处理设备.表面处理设备及其辅助处理设备的噪声试
3 the accuracy grade of frequency collection is improved , the function modular to prevent lightning and electromagnetic disturbance of signal and power source is added 3 、提高了频率采集的精度等级,增加了信号及电源防雷击和抗电磁干扰功能模块。
At last , the testing experiments are done to check out the testing system . the result of the experiments indicates that the measuring accuracy grade is b to the gjb3370 - 98 standard . and the non - repeatability errors of the amplitude wide and the phase wide are both less than 10 % 分析结果表明:测试系统达到gjb3370 - 98的测量精度b级要求;动态性能测试中幅频宽和相频宽的测量不重复性误差小于10 % ,满足测试系统提出的要求。