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31. Click the Add Operation button, select data and Publish, and enter xpath:/html/body/h2[1]/a[2] in the empty drop-down field on the right.

32. It does this because a group will be created containing everything that appears before the first h2 element, which in this case is just the h1 element.

33. You can do this with a simple expression that just happens to correspond to multiple nodes, such as /html/body/h2 .

34. For instance, in XHTML, heading elements (h1, h2, h3, and so on) can be children of the body, a div, a table, and several other elements.

35. The kinetic characteristics of substrate utilization by immobilized cells of Rhodopseudomonas capsulata 386 and Rhodopseudomonas sp. D for H2 production was investigated.

35. Sentencedict.com is a online sentence dictionary, on which you can find excellent sentences for a large number of words.

36. t1/t2 2 would be the square root of h1 divided by h2 That is the dimensional analysis argument h1/h2 that we have there.

37. Galvani cell gas sensor was made of electrolyte such as H2SO4 and electrodes such as Pt film and PtO film. It has high sensitivity and excellent selectivity to H2 and CO.

38. Formate and H2/CO2 could be utilized as substrate but not acetate, methanol, trimethylamine or secondary alcohols.

39. To simplify the technological process of hydrogen production from COG, a technical program using WGSR, which convert CO in the Coke oven gas to H2 and CO2, was proposed.

40. In order to produce the biomass synthesized gas which has the main components of H2 and CO with high heating value and gas yield.

41. After ranking value of different varieties (H2), mean square value (S2), as well as environmental index (YM) were calculated, the stabilities and yield have been compared.

42. The experiment results show that this new method to oxidate the combination of H2 and O2 is very easy in use and can improve the uniformity greatly.