D.ֹ 𰸡A ʦĿṹͼĿṹͼͨ״ͼķʽһĿĽṹֽ⣬ԷӳɸĿйμ̲P18
2
30.ݡʩҵȫüרְȫԱ䱸취ij3mĽĿӦ䱸רְȫԱǣ A.1 B.3 C.4 D.2
𰸡D
222
ʦǰȫƶȡ1mµĹ1ˣ1m5mĹ̲2
2
ˣ5mϵĹ̲3ˡμ̲P226
31.ijҵɼסҡΪĺ100㣬±ݱݣ˺ɺǣ
A.סҡ B.ҡס C.ҡס
D.ҡס 𰸡D ʦǷֲ㷨ĻԭҪ岻ϸʣ=2/10=20%=4/40=10%=10/20=50%=8/30=26.7%Ը˺ɺҡסμ̲P206
32.й̵УӦɷ˳ߵУ A.֧ B.Լ
C.Ԥ D. 𰸡A
ʦǹ̵ݡ֧бҪбṩı֤кͬԼĹ֧̿ĵбṩģҲǷҪߵĵμ̲P317
33.¹ʧijй¹Уش¹ʵǣ A.1ԪֱӾʧ¹
B.1000Ԫ5000ԪֱӾʧ¹ C.1001000ԪֱӾʧ¹
D.5000Ԫ1ԪֱӾʧ¹ 𰸡D
ʦǹ¹ʡش¹ʣָ103050100ˣ5000Ԫ1ԪֱӾʧ¹ʡμ̲P200
34.ݡع涨ʩҵӦɵǿԱǣ A.˺ B.һ C.˱ D.ζ 𰸡C
ʦ˺ƶȡ˱ڷǿԱաμ̲P234
35.ݡȫʩҵȫ֤ A.ЧΪ2
B.ЧڽʱͬԲ
C.Ҫҵְҵȫϵ֤ D.Ӧڽ3ڰں 𰸡B
ʦǰȫ֤ƶȡѡAȷ˵ӦΪȫ֤ЧΪ3ꡣѡBȷģҵڰȫ֤Чڣϸйذȫķɷ棬δ¹ʵģȫ֤Чڽʱԭȫ֤䷢ͬ⣬飬ȫ֤Ч3ꡣѡCûҪҵְҵȫϵ֤ѡDȷ˵ӦΪȫ֤ЧҪڵģҵӦǰ3ԭȫ֤䷢ذμ̲P227
36.ʩҵȫ¹ӦԤʵʩ涨˵ȷǣ A.ÿ֯רӦԤ
B.ÿֳ֯÷ C.˷仯ʱӦʱ
D.Χ仯ʱʹûγµشΣԴҲӦʱ 𰸡C
ʦӦԤʵʩÿ֯һۺӦԤרӦԤÿ֯һֳ÷ѡABǴġ֮һģӦԤӦʱ1Ӫλ沢顢תƵȵϵӪʽ˷仯ģ2Ӫλպͼ仯ģ3Χ仯γµشΣԴģ4Ӧָ֯ϵְѾģ5ݵķɡ桢ºͱ仯ģ6ӦԤҪģ7ӦԤҪġѡCȷģѡDǴġμ̲P253
37.ݡ蹤̼淶GB/T503192013̽ʵʩϸ뾭 A.λ B.ܼʦ C.רҵʦ D.λ
𰸡B
ʦǹ̽ʵʩϸ̽ʵʩϸӦڹʩʼǰɣ뾭ܼʦμ̲P77
38.ڹְֹܷ˵ǣ
A.ñʽӳĿڲĿźλԸĿְֹܷ
B.ְֹܷʾ¶øλʱڸǵì C.ɸԹְֹܷȷÿŵĹְ
D.ùְֹܷҵʹҵĿ̽ȵĹְ
𰸡B
ʦǹְֹܷĿеӦáѡAȷģְֹܷñʽӳĿڲĿźλԸĿְֹܷҵڽĿй㷺ӦùְֹܷʹְܵķֹϽᱩ¶øλʱڸǵìܡʹùְֹܷȷÿŵĹְܣɸʹùְֹܷ顣ѡBǴģѡCȷġΪҵʹҵĿ̽ȵĹְܣҲùְֹܷʾѡDȷġμ̲P3133
39.ʩܳаģʽȣʩܳаģʽеǣ A.ҵб꼰ͬС B.֧̿ C.̽
D. 𰸡C
ʦʩίеģʽڽȿƷ棬ʩܳаģʽڲ̫磬ڻϳʩܳаģʽȱ㣬ڽڽȵĽ蹤ĿϵӦáʩܳаģʽҪȴʩͼɺٽʩܳабְ꣬ͬбҲǰǰ̽ڡѡѡCμ̲P44
40.蹤Ŀʩɱ漰ʱ䷶Χǣ
A.ӹͶ걨ۿʼĿ֤Ϊֹ B.ʩͼԤ㿪ʼĿΪֹ
C.ӹͶ걨ۿʼĿΪֹ D.ʩʼĿΪֹ 𰸡A
ʦǽ蹤Ŀʩɱơ蹤ĿʩɱӦӹͶ걨ۿʼֱĿ֤ΪֹᴩĿʵʩȫ̡μ̲P78
41.йУɲרŴǣ
A.ij߲סլʩУײĻṹðԲϸˮ B.ij̰ѹʵѹʵĸܶδﵽ涨ֵ
C.ijԿǿȲ淶ҪʵǿȼҪ D.ijṹѷ0.5mm
𰸡C
ʦʩȱݴĻijЩȻﲻ涨ҪأԽṹȫʹùӰС֤ⵥλƵλϿɺɲרŴⵥλϸġ磬ijԿǿֵ淶ҪǿȲ㣬ⵥλԻʵǿȽʵʼʵǿȴﵽ淶Ҫֵʱɲμ̲P205206
42.ڽн蹤ĿܽĿǰӦ֤ A.ĿʵֵĿ B.ȼƻϵͳ C.ȼƻ D.ȿƷĺ 𰸡A
ʦĿܽĿ֤Ĺݡڽн蹤ĿܽĿǰӦ֤ĿʵֵĿԡμ̲P124
43.ְҵȫϵͻϵȽϵ˵ȷǣ A.ԭͬ B.ͬ C.Ŀ겻ͬ D.ص㲻ͬ 𰸡D
ʦְҵȫϵͻϵְҵȫͻ֯ϵһ֣֯Ķһ֯ĻƷְҵȫõIJȫأԼ뻷õҪءϵҪĶصͬԭͬμӽ̲P215
3
44.ij䶯ۼƼ۵ĽʩͬУͶʱԼĹΪ10000m˹ռ30%仯ۣбͬΪ30Ԫʩڼ˹ƽ15%㹤Ϊ20000mޱ仯Ϊ Ԫ A.62.7 B.31.35
C.60 D.69
𰸡A
3
ʦǵۺͬΪͬԼ仯ۡչΪ20000mԲ˹ѵʱӦΪ60Ȼֵͨʽеֵ˹ռ30%ƽ15%յĽΪ600.7+0.3115/10062.7Ԫμ̲P304
45.ʩ֯ƵĹҪص㡢ѵֲʩǣ A.Ŀ B.ʩλ C.Ŀ D.ܼʦ 𰸡B
3