L-2造句怎么写

4、本文使用穆斯堡尔效应对三个铬铁矿进行了研究，测量了铬铁矿L-1在150K和298K温度下的穆斯堡尔谱和铬铁矿L-2和L-3在298K温度下的谱。

2、An efficient method for the synthesis of L-2-(N-Boc)-3',4'-dimethoxyphenylalanine ethyl ester

1、Cloning and Expression of Conversion DL-2-amino-△～2-thiazoline-4-carboxylic Acid to L-cysteine in Pseudomonas sp. TS1138;

3、It has pitched what it is calling the L-2 Farside Mission Orion spacecraft to do the job, which would house both astronauts and probes.