虏
1
虏
鎵ぇ鏆戝亣澶忎护钀?/p>
鐗╃悊璇曞嵎
锛堣�冭瘯鏃堕棿
100
鍒嗛挓
婊″垎
120
鍒嗭級
绗厾鍗凤紙閫夋嫨棰?/p>
鍏?/p>
31
鍒嗭級
涓�銆佸崟椤归�夋嫨棰橈紙鏈鍏?/p>
5
灏忛锛屾瘡灏忛
3
鍒嗭紝鍏?/p>
15
鍒嗐�傛瘡灏忛鍙湁涓�涓�夐」绗﹀悎棰樻剰锛?/p>
1
锛庢牴鎹墰椤胯繍鍔ㄥ畾寰嬶紝涓嬪垪璇存硶涓纭殑鏄?/p>
A
锛庢粦鍔ㄦ懇鎿﹀姏涓�瀹氶樆纰嶇墿浣撶殑杩愬姩
B
锛庣墿浣撶殑杩愬姩涓嶉渶瑕佸姏缁存寔锛屽姏鏄敼鍙樿繍鍔ㄧ姸鎬佺殑鍘熷洜
C
锛庝汉鍦ㄨ蛋璺椂娌℃湁鎯�э紝琚粖鍊掓椂鎵嶆湁鎯�?/p>
D
锛庡湪缁曞湴鐞冮琛岀殑澶┖瀹為獙鑸变腑锛岃兘鐢ㄥぉ骞虫祴閲忕墿浣撶殑璐ㄩ噺
2
锛庡湪鐗╃悊瀛︾殑閲嶅ぇ鍙戠幇涓瀛﹀浠垱閫犲嚭浜嗚澶氱墿鐞嗗鏂规硶锛屽鐞嗘兂瀹為獙娉曘�佹帶鍒跺彉閲忔硶銆佹瀬闄愭�?/p>
鎯虫硶銆佺被姣旀硶鍜岀瀛﹀亣璇存硶銆佸缓绔嬬墿鐞嗘ā鍨嬫硶绛夌瓑銆備互涓嬪叧浜庢墍鐢ㄧ墿鐞嗗鐮旂┒鏂规硶鐨勫彊杩颁笉姝ｇ‘
锛庯紟锛?/p>
鐨?/p>
鏄?/p>
A
锛庡湪涓嶉渶瑕佽�冭檻鐗╀綋鏈韩鐨勫ぇ灏忓拰褰㈢姸鏃讹紝鐢ㄨ川鐐规潵浠ｆ浛鐗╀綋鐨勬柟娉曞彨鍋囪娉?/p>
B
锛庢牴鎹�熷害瀹氫箟寮?/p>
x
v
t
飦?/p>
飥?
飦?/p>
锛屽綋鈯?/p>
t
闈炲父闈炲父灏忔椂锛?/p>
x
t
飦?/p>
飦?/p>
灏卞彲浠ヨ〃绀虹墿浣撳湪
t
鏃跺埢鐨勭灛鏃堕�熷害锛岃瀹?/p>
涔夊簲鐢ㄤ簡鏋侀檺鎬濇兂娉?/p>
C
锛庡紩鍏ラ噸蹇冿箲鍚堝姏涓庡垎鍔涚殑姒傚康鏃惰繍鐢ㄤ簡绛夋晥鏇夸唬娉?/p>
D
锛庡湪鎺ㄥ鍖�鍙橀�熻繍鍔ㄤ綅绉诲叕寮忔椂锛屾妸鏁翠釜杩愬姩杩囩▼鍒掑垎鎴愬緢澶氬皬娈碉紝姣忎竴灏忔杩戜技鐪嬩綔鍖�閫熺洿绾胯繍
鍔紝鐒跺悗鎶婂悇灏忔鐨勪綅绉荤浉鍔狅紝杩欓噷閲囩敤浜嗗井鍏冩硶
3
锛庝竴鐗╀綋浣滃寑鍔犻�熺洿绾胯繍鍔紝閫氳繃涓�娈典綅绉?/p>
x
飦?/p>
鎵�鐢ㄧ殑鏃堕棿涓?/p>
1
t
锛岀揣鎺ョ潃閫氳繃涓嬩竴娈典綅绉?/p>
x
飦?/p>
鎵�鐢ㄦ椂
闂翠负
2
t
銆傚垯鐗╀綋杩愬姩鐨勫姞閫熷害涓?/p>
A
锛?
1
2
1
2
1
2
2
(
)
(
)
x
t
t
t
t
t
t
飦?/p>
飥?/p>
飥?/p>
B
锛?/p>
1
2
1
2
1
2
(
)
(
)
x
t
t
t
t
t
t
飦?/p>
飥?/p>
飥?/p>
C
锛?/p>
1
2
1
2
1
2
2
(
)
(
)
x
t
t
t
t
t
t
飦?/p>
飥?/p>
飥?/p>
D
锛?/p>
1
2
1
2
1
2
(
)
(
)
x
t
t
t
t
t
t
飦?/p>
飥?/p>
飥?/p>
4
锛庡湪鍥介檯鍗曚綅鍒朵腑锛屽姏瀛︾殑涓変釜鍩烘湰鍗曚綅鏄?/p>
A
.
kg
銆?/p>
m
銆?/p>
m/ s
2
B
.
kg
銆?/p>
m /s
銆?/p>
N
C
.
kg
銆?/p>
m
銆?/p>
s
D
.
kg
銆?/p>
m /s
2
銆?/p>
N
5
锛庣墿浣?/p>
A
鍙犳斁鍦ㄧ墿浣?/p>
B
涓婏紝
B
缃簬鍏夋粦姘村钩闈笂锛?/p>
A
銆?/p>
B
璐ㄩ噺鍒嗗埆涓?/p>
A
m
=6kg
銆?/p>
B
m
=2kg
锛?/p>
A
銆?/p>
B
涔嬮棿
鐨勫姩鎽╂摝鍥犳暟鏄?/p>
0.2
锛屽紑濮嬫椂
F=l0N
锛屾鍚庨�愭笎澧炲姞锛屽澶у埌
45N
鐨勮繃绋嬩腑锛屽垯
A
锛庡綋鎷夊姏
F
锛?/p>
12N
鏃讹紝涓ょ墿浣撳潎淇濇寔闈欐鐘舵�?/p>
B
锛庝袱鐗╀綋寮�濮嬫病鏈夌浉瀵硅繍鍔紝褰撴媺鍔涜秴杩?/p>
12N
鏃讹紝寮�濮嬬浉瀵规粦鍔?/p>
C
锛庝袱鐗╀綋闂翠粠鍙楀姏寮�濮嬪氨鏈夌浉瀵硅繍鍔?/p>
D
锛庝袱鐗╀綋闂村缁堟病鏈夌浉瀵硅繍鍔?/p>
浜屻�佸椤归�夋嫨棰?/p>
(
鏈鍏?/p>
4
灏忛锛屾瘡灏忛
4
鍒嗭紝鍏?/p>
16
鍒嗭紟姣忓皬棰樺洓涓�夐」涓嚦灏戞湁涓や釜閫夐」绗﹀悎棰?/p>
鎰忥紝鍏ㄩ儴閫夊鐨勫緱
4
鍒嗭紝婕忛�夌殑寰?/p>
2
鍒嗭紝閿欓�夌殑寰?/p>
0
鍒?/p>
)
6
锛?/p>
濡傚浘鎵�绀猴紝鐢层�佷箼涓や汉鍦ㄥ啺闈笂鈥滄嫈娌斥�?涓や汉涓棿浣嶇疆澶勬湁涓�鍒嗙晫绾匡紝绾﹀畾鍏堜娇瀵规柟杩囧垎鐣岀嚎