There is a green residue in the bottom of the test tube . 试管底部有绿色的沉淀。
The test tube is closed at one end with a hydraulic seal . 试管的一端为水封所封闭。
Take care of the test tube ! 当心别把试管打碎了。
Neurospora can be grown in test tubes containing a very simple culture medium . 链孢霉可以在含有一种很简单的培养基的试管中生长。
An artificial environment can be created within the confines of a test-tube, a flask, or a culture dish . 试管、瓶子、培养皿都能够提供它们所需要的人工环境。
The most common means of agitation of liquid media is by placing the culture vessels on a drum (for test tubes) . 液体培养基最普通的摇动方式,要把培养器皿放置于围绕一根近水平的轴缓慢旋转的圆筒(用于试管)。
He added a small amount of water into the test tube 他往试管中加入了少量的水。
Dimensions of test tubes for radioactivity measurements 用于放射性测量的试管尺寸
Laboratory glassware - test tubes and culture tubes 实验室玻璃仪器试管和培养管
She washed the test tubes and she dried them 她清洗了试管,并把它们弄干了。