 | John George Wood - 1865 - 708 頁
...gives 3,360, the mean number of globules contained between two radii ; which, multiplied by twenty-six, the mean number of radii, produces 87,360, the total...upwards of 120,000 viscid globules, and yet Epeira apoelisa will complete its snare in about forty minutes if it meet with no interruption." These calculations... | |
 | John George Wood - 1866 - 732 頁
...gives 3,360, the mean number of globules contained between two radii ; which, multiplied by twenty-six, the mean number of radii, produces 87,360, the total...about forty minutes if it meet with no interruption." These calculations will serve to show the elaborate nature of the webs which we see constantly in our... | |
 | John George Wood - 1866 - 680 頁
...gives 3360, the mean number of globules contained between two radii ; which, multiplied by twenty-six, the mean number of radii, produces 87,360, the total...will be found by a similar calculation to contain upward of 120,000 viscid globules, and yet Epeira apodisa will complete its snare in about forty minutes... | |
 | John George Wood - 1866 - 674 頁
...gives 3360, the mean number of globules contained between two radii ; which, multiplied by twenty-six, the mean number of radii, produces 87,360, the total...will be found by a similar calculation to contain upward of 120,000 viscid globules, and yet Epeira apoclisa will complete its snare in about forty minutes... | |
 | Mordecai Cubitt Cooke - 1879 - 300 頁
...multiplied by 24, the mean number of circumvolutions described by the elastic spiral line, gives 3,360, the mean number of globules contained between two...contain upwards of 120,000 viscid globules, and yet an Epeira will complete its snare in about forty minutes, if it meets with no interruption." There... | |
 | John George Wood - 1892 - 702 頁
...gives 3,360, the mean number of globules contained between two radii ; which, multiplied by twenty-six, the mean number of radii, produces 87,360, the total...about forty minutes if it meet with no interruption." These calculatious will serve to show the elaborate nature of the webs which we see constantly in our... | |
 | Edmund Selous - 1905 - 382 頁
...gives 3,360, the mean number of globules contained between two radii ; which, multiplied by twenty-six, the mean number of radii, produces 87,360, the total...about forty minutes, if it meet with no interruption." And yet, in the execution of these beautiful and elaborate webs, the fine threads of which are placed... | |
 | British Association for the Advancement of Science. Meeting - 1845 - 712 頁
...share of elasticity, they must consist of a different material from that of the viscid spiral line, which is elastic in an extraordinary degree. Now the...about forty minutes if it meet with no interruption. placed in situations absolutely impervious to light construct nets which do not exhibit the slightest... | |
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This product multiplied by twentyfour, the mean number of circumvolutions described by the elastic spiral line, gives 3,360, the mean number of globules contained between two radii ; which, multiplied by twenty-six, the mean number of radii, produces... 