ÌâÄ¿ÄÚÈÝ

¡¾ÌâÄ¿¡¿Ð¡Ã÷ͬѧ×ö¡°ÑéÖ¤Á¦µÄƽÐÐËıßÐζ¨Ôò¡±µÄʵÑéÇé¿öÈçͼ¼×Ëùʾ.ÆäÖÐAΪ¹Ì¶¨ÏðƤÌõµÄͼ¶¤£¬OΪÏðƤÌõÓëϸÉþµÄ½áµã£¬OBºÍOCΪϸÉþ¡£Í¼ÒÒÊÇOBϸÉþËùÁ¬µ¯»É²âÁ¦¼ÆµÄÖ¸ÕëָʾÇé¿ö£¬Í¼±ûÊÇСÃ÷¸ù¾ÝʵÑéÔÚ°×Ö½ÉÏ»­³öµÄͼ£¬µ«ÊDzÁÈ¥Á˲¿·Ö¸¨ÖúÏß.ÇëÄã»Ø´ðÏÂÁÐÎÊÌâ.

(1)ͼÒÒÖе¯»É²âÁ¦¼ÆµÄ¶ÁÊýΪ__________N£»

(2)ͼ±ûÖÐÓÐF1¡¢F2¡¢F¡¢ËĸöÁ¦£¬ÆäÖÐÁ¦__________£¨ÌîÉÏÊö×Öĸ£©µÄ´óС²»ÊÇÓɵ¯»É²âÁ¦¼ÆÖ±½Ó¶Á³öµÄ£¬Äã²âÁ¿µÄ½á¹ûÊÇ__________£¨½á¹û±£ÁôÁ½Î»ÓÐЧÊý×Ö£©.

¡¾´ð°¸¡¿4.20 F 4.3N£¨4.2¡«4.4£©

¡¾½âÎö¡¿

(1)10С¸ñ±íʾ1N£¬Ã¿¸ñΪ0.1N£¬¹À¶Áµ½ÏÂһ룬¹Ê¶ÁÊýΪ4.20N£»

(2)FÔÚÒÔF1ÓëF2ΪÁڱߵÄƽÐÐËıßÐεĶԽÇÏßÉÏ£¬²»ÊÇÓɵ¯»É²âÁ¦¼ÆÖ±½Ó²â³öµÄ£¬²âÁ¿µÄ½á¹ûÊÇ4.3N.

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø