After gene library tested, we screened positive transformants using catechol as colorindicator.
经过文库检验，以邻苯二酚为显色指示剂从文库中筛选到阳性转化子。
2
The colorIndicator, which shows the foreground and background colors and selectors for screen and inverse color.
显示萤幕及反向色彩的前景和背景的色彩与选取器。
3
A glass tube containing catalyst 401 which is used as a colorindicator for trace amount of oxygen was connected with the sample tube to monitor the purity of carrier gas during operation.