目的: 采用分光光度法,以芦丁为标准品测定异叶青兰中的总黄酮含量.Objective: Flavonoids in Dracocephalum heterophyllum was investigated by spectrometric method with rutin as standard material....
他们每个人都俯身贴近地面蹲伏着前进。They walked in a crouch, each bent over close to the ground.自然逼真的对话使得这本书非常贴近生活。The naturalness of the dialogue made the book so true to life.那孩子贴近他身边,轻声说了几句话.The child nestled up against him and murmure...
Device ground pins. All GND pins should be connected to the board GND plane.芯片接地引脚. 所有的GND管脚都应该接到板子的地平面.CONNECT A JUMPER WIRE BETWEEN THE KEY - IN IGNITION SW SENSE CKT & GND CKT.在钥匙点火开关感知器电路 和 地之间连接一跳线.The uncommitted o...