用“GY”造句大全,GY造句
为了更好的演示几何关学实验的,GY—II激光光学演示仪被研制出来了。
GY-3 depressant is added to Jingan crude oil and Wuqi crude oil individually and on-site test is made in Jingma pipeline.
We use cold-forming, hot-striking and cutting to produce the products. The products registering trade mark is GY.
工艺采用冷锻、热打、切削,GY为本厂产品的注册商标。
从鸭梨、苹果、枣、葡萄等水果的果皮中筛选出了一株适于鸭梨酒酿造的酵母菌,命名为GY。