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In this paper, we wish to show a simple chemical method that produces silica hollow particles with macroholes in their shell walls, the morphologies of which are analogous to those of diatomaceous earth. СÒ룺±¾ÎÄÖУ¬ÎÒÃÇÏ£ÍûչʾһÖÖ¼òµ¥µÄ»¯Ñ§·½·¨£¬ÓÃÒԺϳɿDZíÃæ´øÓдó¿×µÄ¿ÕÐĶþÑõ»¯¹èÁ£×Ó£¬ÆäÐÎòÓë¹èÔåÍÁÀàËÆ¡£ ÎÊÌ⣺ÕâÀïµÄthe morphologies of which are analogous to those of diatomaceous earthºÃÏñÊÇ·ÇÏÞÖÆÐÔ¶¨Óï´Ó¾ä£¬ÄÇôÕâÀïµÄthe morphologies of whichÊÇÔõô»ØÊ£¿Ò»°ãwhich²»ÊÇÔÚ´Ó¾ä¾äÊ×ô£¬´Ó¾äµÄÖ÷ÓïºÃÏñ²»ÊÇwhich£¬¶øÊÇmorphologies£¬ÕâÑùÒ²ÐУ¿Õâ¸ö´Ó¾äºÃÏñÓ¦¸Ã¸ÄΪof which the morphologies are analogous to those of diatomaceous earth. |
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2Â¥2012-02-08 11:22:06
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C10414016(½ð±Ò+4, ·ÒëEPI+1): ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ Õæ×¨Òµ£¬ºÜºÃºÜÇ¿´ó 2012-02-08 15:00:26
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º¬ÓС°¡of +which/whom ½á¹¹µÄ·ÇÏÞÖÆÐԴӾ䶨Óï 1. The+Ãû´Ê+of which/whom The book, the cover of which is blue, is mine. 2. ²»¶¨´ú´Ê£¨some/any/all£©µÈ»ò»ùÊý´Ê+of which/whom He has three sons, all of whom are college students. 3. º¬ÓÐofµÄ¶ÌÓï½é´Ê+which We study in this building, at the back of which there is a big garden. |

3Â¥2012-02-08 11:33:42













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