1
/
5
7.3
閲嶅姏涔犻
鐝骇
----
濮撳悕
------
1.
鎭愰緳鐨勮川閲忓彲杈?/p>
50
t
锛屽垯瀹冪殑浣撻噸涓?/p>
______________N
锛岀浉褰撲簬
__________
涓川閲忎负
50kg
鐨勫悓瀛︾殑浣撻噸锛?/p>
锛堥鍨?/p>
2
锛?/p>
閲嶅瀭绾挎槸鏍规嵁
______________
鐨勫師鐞嗗埗鎴愮殑锛?/p>
鐡﹀伐甯哥敤瀹冩潵妫�鏌ュ澹?/p>
______________
锛?/p>
鏈ㄥ伐甯哥敤瀹冩潵妫�鏌ュ伐浣滃彴
______________
锛?/p>
3
锛庣墿浣撴墍鍙楅噸鍔涘ぇ灏忚窡瀹冪殑璐ㄩ噺鎴愶伎锛挎瘮锛庡叕寮?/p>
G
锛?/p>
mg
涓?/p>
g
琛ㄧず鐗╀綋鍙楀埌閲嶅姏涓庯伎锛?/p>
锛夸箣姣旓紝绾︾瓑浜庯伎锛匡伎
N
锛?/p>
kg
锛庡湪瑕佹眰涓嶇簿纭殑鎯呭喌涓嬶紝鍙彇
g
锛?/p>
10 N
锛?/p>
kg
锛庣敳銆佷箼涓ゅ悓
瀛︾殑璐ㄩ噺涔嬫瘮鏄?/p>
10
锛?/p>
9
锛岀敳鍚屽閲嶄负
540N
锛屼箼鍚屽閲嶄负锛匡伎锛匡伎锛?/p>
N
锛?/p>
4.
涓嬪垪鐗╀綋鐨勮川閲忓拰閲嶅姏浼拌姝ｇ‘鐨勬槸
(
)
A.
涓�涓腑瀛︾敓鐨勪綋閲嶅ぇ绾︽槸
50N
B
锛庝竴涓嫻鏋滅殑璐ㄩ噺澶х害鏄?/p>
0.15kg
C.
涓�鍙瘝楦＄殑閲嶅姏澶х害鏄?/p>
1.5N
D
锛庝竴涓浮铔嬬殑璐ㄩ噺澶х害鏄?/p>
0.5kg
5
锛庝笅鍒楀叧浜庨噸鍔涚殑璇存硶锛屾纭殑鏄?/p>
(
)
锛堥鍨嬩竴锛?/p>
A
锛庨噸鍔涚殑澶у皬鍙互鐢ㄥ脊绨ф祴鍔涜鐩存帴娴嬮噺
B
锛庨噸鍔涚殑鏂瑰悜鏄珫鐩村悜涓嬬殑
C
閲嶅姏鍦ㄧ墿浣撲笂鐨勪綔鐢ㄧ偣鍙仛閲嶅績
D
锛庨噸鍔涚殑鍗曚綅鏄?/p>
kg
6
锛庡鏋滄病鏈夐噸鍔涳紝涓嬪垪璇存硶涓笉姝ｇ‘鐨勬槸
(
)
A
锛庢渤姘翠笉鍐嶆祦鍔紝鍐嶄篃鐪嬩笉瑙佸ぇ鐎戝竷
B
锛庝汉涓�璺宠捣鏉ュ氨绂诲紑鍦扮悆锛屽啀涔熷洖涓嶆潵
C
锛庣墿浣撳皢澶卞幓璐ㄩ噺
D
锛庢澂瀛愰噷鐨勬按鍊掍笉杩涘彛閲岄潰
7
锛?/p>
2002
骞?/p>
12
鏈堬紝鎴戝浗鍙戝皠浜嗙鑸熷洓鍙峰畤瀹欓鑸癸紝涓鸿浇浜洪琛岃繘琛屼簡浠跨湡浜哄疄楠屻�傞鑸?/p>
鍦ㄨ建閬撲笂姝ｅ父椋炶鏃跺浜庘�滃け閲嶁�濈姸鎬侊紝鍦ㄨ繖绉嶇幆澧冧腑锛屼互涓嬪摢涓疄楠屼笉鑳藉湪鍦伴潰涓�鏍?/p>
姝ｅ父杩涜锛?/p>
锛?/p>
A
锛庣敤鍒诲害灏烘祴闀垮害
B
锛庣敤鏀惧ぇ闀滅湅鐗╀綋
C
锛庣敤骞抽潰闀滄敼鍙樺厜璺?/p>
D
锛庣敤寮圭哀娴嬪姏璁℃祴鐗╅噸
8
锛庝竴瀹瑰櫒璐ㄩ噺涓?/p>
1kg
锛屽唴鐩?/p>
10dm
3
娑蹭綋锛庣幇灏嗚瀹瑰櫒鎸傚湪寮圭哀娴嬪姏璁′笅娴嬪緱鍏堕噸鍔涗负
88.2N
锛庢眰璇ユ恫浣撶殑瀵嗗害鏄灏?/p>
?
缁煎悎鎻愰珮璁粌
1
锛庝竴涓墿浣撶珫鐩存偓鎸傚湪寮圭哀娴嬪姏璁′笂骞堕潤姝㈡椂锛屽脊绨ф祴鍔涜绀烘暟涓?/p>
29.4 N
锛岃嫢鏀圭敤澶╁钩
娴嬭鐗╀綋鐨勮川閲忥紝鍏剁ず鏁板簲涓?/p>
________kg
锛庤嫢鎶婂畠甯﹀埌鏈堢悆涓婏紝鐢ㄥぉ骞崇О瀹冪殑绀烘暟涓?/p>
________kg
锛岀敤寮圭哀娴嬪姏璁＄О瀹冪殑绀烘暟涓庡湴鐞冪浉姣斿皢
________ (
閫夊～鈥滀笉鍙樷�?/p>
銆?/p>
鈥滃彉澶р�濇垨
鈥滃彉灏忊�?/p>
)
锛?/p>
2
锛?/p>
涓�搴ч檺閲嶄负
4.9
脳
10
4
N
鐨勬ˉ锛?/p>
涓�杈嗚嚜韬川閲忎负
1.1t
鐨勫崱杞﹁
鑳?/p>
瀹?
鍥?/p>
12-2