1. Bunsen burner invented by German chemist Robert Bunsen.
德国化学家罗伯特·本生发明本生灯。

来自互联网

2. Then with a Bunsen burner the surface is thoroughly seared.
然后,用本生灯彻底烧灼表面。

来自互联网

3. First, I take a beaker of water and heat it gently over a Bunsen burner.
首先,取一烧杯的水,在本生灯上微微加热。

来自互联网

4. Have a friend squeeze the Mylar balloon gently while you attempttolight the Bunsen burner with a match orsparkigniter.
有一个朋友挤薄膜气球缓缓而您试图点燃本生灯的比赛或火花点火。

来自互联网

5. German chemist who pioneered in spectrum analysis and codiscovered the elements casium and rubidium. he introduced the bunsen burner in1855.
本生:德国化学家,是光谱分析领域的先驱,与人合作发现了铯和铷两种元素。1855年发明了本生灯。

来自互联网

6. I tried this for a trip recently and it was quite fun to do, if a bit fiddly, much like an old chemistry class at school, minus the Bunsen burner.
在最近的一次旅行中,我尝试了一下,非常有趣,不过需要手巧一点,很像以前在学校里上的化学课,只是没有实验用的本生灯(Bunsen burner)。

来自互联网

7. When I told him to stop wasting valuable time and money, he bounced a petri dish off the bridge of my nose, and I was forced to hold him at bay with the Bunsen burner.
我告诉他别浪费宝贵的时间和金钱时,他抄起一个培养皿就扔过来,砸中我的鼻梁又弹开,我不得不拿一盏本生灯逼住他。

来自互联网

8. He also invented the earliest form of the device that was to become the Bunsen burner, which is used almost universally in science laboratories as a convenient source of heat.
他还发明了早期的本生灯装置,几乎所有的实验室都使用它作为最便利的热源。

来自互联网

9. Test B: Bunsen Burner A 3/8〞Bunsen burner was adjusted to a quiet flame with a 1-1/2〞inner blue cone and then overturned on the test material, exposing material to the flame for 5 minutes.
测试B:煤气喷灯。将一个3/8〞 的煤气喷灯调到稳定的火焰使其蓝色锥形内焰为1-1/2〞,然后,将煤气喷灯翻转,是火焰接触所测试的材料5分钟。

来自互联网

10. Test B: Bunsen Burner A 3/8〞Bunsen burner was adjusted to a quiet flame with a 1-1/2〞inner blue cone and then overturned on the test material, exposing material to the flame for 5 minutes.
测试B:煤气喷灯。将一个3/8〞 的煤气喷灯调到稳定的火焰使其蓝色锥形内焰为1-1/2〞,然后,将煤气喷灯翻转,是火焰接触所测试的材料5分钟。

来自互联网