查询词典 Bunsen burner

He believed that one should never learn from a book what one could learn from a beaker, flask, or Bunsen burner.

他相信，学生从书本上是无法学习到那些在操作烧杯、烧瓶和煤气灯中学到的内容。

Heat fixation is performed by the rapid passage of the air-dried smear two or three times over the flame of the Bunsen burner.

热固定是将空气中乾燥的抹片快速地在本生灯火焰上通过二或三回。

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。

I tried this for atriprecently and it was quite fun to do, if a bit fiddly, much likeanold 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。

Ten sample bars suspended vertically were ignited by a Bunsen burner.

十个样品酒吧垂直暂停被本生灯点燃了。

Afterwards, heat the wire with sample in the non-luminous flame of Bunsen burner.

接著把铂条及固体样本放在本生灯的不光亮焰上加热。

A 20 mm high blue Bunsen burner flame is applied to the free end of the specimen for 30 second and then removed.

一个20mm高蓝色本生灯火焰燃烧试片未固定之一端30秒钟然后移开。

Ultra-clean air flow rate of 24 ~ 30m/min, which are adequate to prevent possible harassment in the vicinity of air pollution caused by such a flow will not impede the use of alcohol lamp or Bunsen burner burning disinfection of equipment and so on.

超净空气的流速为24～30m/min，这已足够防止附近空气可能袭扰而引起的污染，这样的流速也不会妨碍采用酒精灯或本生灯对器械等的灼烧消毒。

And you need torches using oxygen to get hot enough - a regular Bunsen burner or even a "MAPP" gas blowtorch from a hardware store is not hot enough.

并且你需要使用氧喷枪来获得足够的热量--普通的气焊不顶用。

Heat the solution using a Bunsen burner.

用本生灯把溶液加热。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。