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- He held the test tube in his hand thoughtfully. 他沉思地把試管拿在手裡。
- The solution in the test tube is boiling away. 試管里的溶液不住地沸騰著。
- Put some iron nails at the bottom of a test tube. 把一些鐵釘放在試管的底部。
- He mixed chemicals in a test tube. 他把化學藥品混合在試管里。
- He never held a test tube in his hand. 他手裡從沒拿過試管。
- Take care not to break the test tube! 當心別把試管打碎了。
- Take care not to break the test tube. 當心別把試管打碎了。
- The inhibitory effect at different concentrations of CSE on fibroblast activities was determined by the tetrazolium dye colorimetric test (MTT Test). 採用四甲基偶氮唑鹽(MTT)比色法檢測不同濃度的CSE在不同的時間對體外皮膚成纖維細胞存活力的影響,並繪製不同濃度下細胞的生長曲線;
- Rusidual starch in white water will be harmful to production.A colorimetric test can measure the quantitative level of these soluble starches. 白水中的殘留澱粉不利於生產,比色實驗能夠快速測量白水中溶解澱粉的數量。
- He demonstrated the principles with chemicals and test tubes. 他藉助化學藥品和試管講解了這些原理。
- He added a small amount of water into the test tube. 他往試管中加入了少量的水。
- Take care not to let the gas in the test tube blow back. 當心別讓試管里的氣體爆炸。
- Then she poured the liquid out of the bottle into a test tube. 然後她把液體從瓶子里倒進一個試管。
- There is a green residue in the bottom of the test tube . 試管底部有綠色的沉澱。
- The test tube is closed at one end with a hydraulic seal. 試管的一端為水封所封閉。
- WHEN YOU BEAT OFF IN A TEST TUBE FOR YOUR SCIENCE PROJECT? 你射在一支試管里當作科學作業?
- The test tube has been blocked off. What's to be done? 實驗試管被堵住了。怎麼辦?
- acetyl acetone colorimetric test 乙醯丙酮比色法（樹脂整理遊離甲醛測定法）
- Be sure to label all the test tubes . 一定要把所有的試管都貼上標籤。
- A test tube is closed at one end and open at the other. 試管一端封閉, 一端開口。
