��ú��򻯚�β��һ��ϳ��о�

��r�g��2011-12-31 10:38 ��Դ��ʯ�ͻ��Mչ ��: ��x��3373

ժҪ��H2Sβ��ͺ��20��ϵ�CaCN2(ʯ�Ұ�)ˮ��ֱ�ӷ��(y��ng)��һ��,�,��˜ضȡ��r��(y��ng)��Ӱ�,��ԓ��(y��ng)�փɂ��A�Σ��һ�A�Ξ�H2s��^��,��ܽ��Ӱ�,��B��(y��ng)�ĜضȞ�35��ң��(y��ng)Һ�г��ܽ��H2S��δˮ��CaCN2��,��Ҫ��Ca(SH)2��H2CN2��(y��ng)��ɵ��,��ڶ��A��Ҫ��Ca(SH)2��H2CN2�^�m(x��)��(y��ng)��CS(NH2)2(��)��(y��ng)��Ҫ��ٶ�Ӱ�,��ضȿ��80��85��,��r�g��^6 h��ԓ��a(ch��n)Ʒ��ZBCl7013-88��_��a(ch��n)Ʒ,��

�P(gu��n)�I�~�� 赪��} �򻯚� һ��

H2Sβ��Ǻܶ��P(gu��n)�ĵĆ��},��Щ�S��a(ch��n)��塣��ԓ��ˇͬ�r��c��(y��ng)�ɂ��^��,��(y��ng)�^��,��Ӱ푌��؏�(f��)�s��о�ԓ��(y��ng)�^��,��̽ӑӰ��,��ڿ��Ʒ��(y��ng)�l��߮a(ch��n)Ʒ��,��s�̷��(y��ng)�r��,��

��ˎ��(q��)��`,��ˎ,��ϳɿ��נ��ٙC�ܿ��Mˎ���Y(ji��)�˲�ˎ��,��o�}ע��ˎ��ȵ�ԭ��,��߀��Ⱦ�ϡ��ϳɘ�֬,��ܷ�,��z�򻯴��M��ϳ��w�S��ɫ,��׺ͷ�ֹ��ɫ��,��z�IӡȾ̎�턩��ٵV�︡�x��ȵ�ԭ��,��Ҳ�ɴ��軯��M��僵�,��a(ch��n)��Ă��y(t��ng)��ˇ��Ȍ��ʯ�Һ�ˮ��(y��ng)
��Ca(OH)2(ʯ��)��Ȼ��M��չ�,��ʯ��H2S��w,��Ca(SH)2��Һ��ٌ�ԓ��Һ�c��w��ĩ��CaCN2(ʯ�ҵ�)��(y��ng)��Һ��Һ�^�V��,��Һ�M�Мp��l(f��)��s,��ٌ��sҺ��s�Y(ji��)��x��^�V,��Ｔ�ó�Ʒ,��Ŀǰ��_�l(f��)��һ��a(ch��n)��¹�ˇ��䷴��(y��ng)ԭ��飺

H2S+CaCN2+2H20 →CS(NH2)2ʮCa(OH)2 (1)

ԓ��ֱ�ӌ�CaCN,��cˮ�ںϳɷ��(y��ng)偃�(n��i)��,��߅��߅ͨ��H2Sβ�⣮��(y��ng)��Һ��һ��O(sh��)��һ��ɡ��Һ�^�V,��s�Y(ji��)��M��s�Y(ji��)��,��Y(ji��)��Һ�x�ķ��x��w��󼴵ó�Ʒ,��ԓ��c��y(t��ng)��,��ˇ��Σ��p��ʯ��[��ca(OH)2]ԭ��ĺ��a(ch��n)�^��еĭh(hu��n)��Ⱦ,��_��h(hu��n)��Ҫ��,��ֿɎ��(j��ng)��Ч��,��㌦�h(hu��n)��Ѻõ��¹�ˇ,��

����D(zhu��n)�d��ǳ��ڂ��f��Ϣ֮Ŀ�ġ��Ё�Դ��ע�e�`��ַ��ĺϷ��(qu��n)��,��Ո��߳֙�(qu��n)��C��c��W(w��ng)(li��n)ϵ,��҂��r��h��,��x�x,��