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transistor grade reagent 晶体管级试剂
He devises a new type of transistor. 他发明了一种新的晶体管。
Pupils who pass the test will be promoted to the next higher grade. 小学生只要考试及格就会升到高年级。
The old man always carries about a transistor. 这位老人总是随身携带一台晶体管收音机。
He's not in the first grade as a musician. 他不是第一流的音乐家。
Business is now on the up grade. 目前生意蒸蒸日上。
Pupils with 90% or more are awarded Grade A. 满90分的学生评为甲等。
Unless reagent grade sucrose is available use cane sugar. 如果没有试剂级的蔗糖，可以用甘蔗糖。
Unless reagent grade sucrose is available use cane sugar . 如果没有试剂级的蔗糖，可以用甘蔗糖。
The old man took her transistor everywhere with him. 这个老人随时都带着他的半导体收音机。
The sixth grade saw an educational film yesterday. 六年级学生昨天看了一部教育片。
He received a failing grade on the term paper. 他的期末报告不及格。
Red and yellow grade into orange. 红与黄混合成橘黄。
The twins will enter the fourth grade this fall. 这对双胞胎今年秋季将升到四年级。
The firm excels at producing cheap transistor radios. 这家公司在生产价廉的晶体管收音机方面胜于其他公司。
Their marriage is on the down grade. 他们的婚姻关系每况愈下。
The trial flight has made the grade. 试飞成功。
The naughty boy had to repeat the fifth grade. 这个顽皮的男孩不得不重读五年级。
He ranks among the best pupils of his grade. 他是他们班级最好的学生之一。
The reagent possesses specificity for water. 这种试剂对水有特殊的作用。