ããç½ç½èèçå¶åæç½è²çç½èç¶ã
ãã1.ç½ç½çº¹èçå产å°æ¯å¨åç¾å®å°æ¯å±±èãå¥ä¼¦æ¯äºãç§é²çå°åºçç带é¨æä¸ï¼æ¤æ ªå°å·§ç²çï¼å¨è§å¶æ¤ç©ä¸å±å°åçæ ½æ¤ç©ã
ãã2.å¶åå对çï¼åµå½¢ææ¤åå½¢ï¼èæãå¶æãè±æ¢åå¯è¢«è¸æ¯ï¼å ¶ç¹è²ä¸ºå¶é¢å¯å¸ç½è²ç½èãååèèæçæ ¹ãç½è²å¶è纵横交æ¿ï¼å½¢æç½ç¶ã顶çç©ç¶è±åºï¼è±é»è²ãååèèå¯çæ ¹ã
ãã3.å°å¶ç½ç½çº¹èæ ªé«çº¦20åç±³ï¼åå¶ä¸ºæ¤åå½¢ï¼å¶ç纸质ï¼ååå对çï¼å¶ç«¯ãå¶åºå为éåï¼èæãå¶æãå¶èä¸èçå¯å¸æ¯è¸ï¼å¶é¢ä¸å¸æç½è²çç½èï¼é常好çã
ãã4.æ§åé«æ¸©é«æ¹¿ååè«çç¯å¢ï¼å¿å¯å·ãå¹²æ±ï¼çé¿é温为20ï½25âã对å壤è¦æ±ä¸ä¸¥ï¼ä½ä»¥çæ¾è¥æ²ãä¿æ°´æ§å¼ºçå壤为å®ã