gram

Then they chose one gram for weighing water in a cubic centimetre.

然后他们将一立方厘米的水的重量定为一克。

The state news agency, Xinhua, says that elsewhere the medicine sells for 680 yuan a gram.

国家通讯社——新华社说，其他地方，这种药材卖到了680元一克。

One of them combines lithium manganese oxide with other ions, and operates at about three to five volts with a charge capacity of 200 milliamp hours per gram.

平面能源正在研发三种不同的电池化学配方。 其中之一是把锂锰氧化物与其他离子化合，充电电压三到五伏，容量200毫安时每克。