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【单选题】
采用程蜗杆传递运动是为了( )。
A.
提高传动效率
B.
增加预紧力
C.
增大减速比
D.
消除或调整传动副的间隙
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参考答案：
举一反三
【单选题】Project (74) Management is the Knowledge．Area that employs the processes required to ensure timely and appropriate generation, collection, distribution, storage, relrieval, and ultimate disposition of...
A.
Integration
B.
Time
C.
Communication
D.
Planning
查看完整题目与答案
【多选题】对利息保障倍数的表述，不正确的有( )。
A.
利息保障倍数又称已获利息倍数
B.
利息保障倍数是企业净利润与利息费用的比率
C.
利息保障倍数=(利润总额-利息费用)／利息费用
D.
利息保障倍数至少应等于1
E.
利息保障倍数越低，说明企业支付利息费用的能力越强
查看完整题目与答案
【单选题】The honest young man ______ the boss that he would try his best for the excellence.
A.
ensured
B.
assured
C.
secured
D.
insured
查看完整题目与答案
【多选题】对利息保障倍数的表述，不正确的有（ ）。
A.
利息保障倍数又称已获利息倍数
B.
利息保障倍数是企业净利润与利息费用的比率
C.
利息保障倍数=（利润总额一利息费用）／利息费用
D.
利息保障倍数至少应等于l
E.
利息保障倍数越低，说明企业支付利息费用的能力越强
查看完整题目与答案
【单选题】车床导轨面的表面精度在刮削时每25mm×25mm面积内不少于( )个研点。
A.
6
B.
10
C.
12
D.
20
查看完整题目与答案
【单选题】The cooling water jacket is common to all the cylinders but there are often _____ to ensure that each cylinder receives the right amount and flow of water.
A.
dividing walls
B.
divided walls
C.
dividing liners
D.
divided jackets
查看完整题目与答案
【单选题】I can ______ your passing the exam if you are prepared for it well.
A.
insure
B.
assure
C.
ensure
D.
sure
查看完整题目与答案
【单选题】We ______ to refund your money if you are not satisfied with your purchase.
A.
assure
B.
ensure
C.
insure
D.
guarantee
查看完整题目与答案
【单选题】剪床操作中哪种做法是不安全的
A.
两人同时在一部剪床站剪切两种材料
B.
拒绝在剪床上剪切无法压紧的狭窄钢条
C.
停机后把离合器放在空档位置
D.
启动配套安全装置
查看完整题目与答案
【单选题】The main role of following up is to ______.
A.
ask how the customer likes the product
B.
ensure customer satisfaction
C.
continue to persuade customers to buy the products
D.
make further efforts to identify potential buyers
查看完整题目与答案
相关题目：
【单选题】Project (74) Management is the Knowledge．Area that employs the processes required to ensure timely and appropriate generation, collection, distribution, storage, relrieval, and ultimate disposition of...
A.
Integration
B.
Time
C.
Communication
D.
Planning
查看完整题目与答案
【多选题】对利息保障倍数的表述，不正确的有( )。
A.
利息保障倍数又称已获利息倍数
B.
利息保障倍数是企业净利润与利息费用的比率
C.
利息保障倍数=(利润总额-利息费用)／利息费用
D.
利息保障倍数至少应等于1
E.
利息保障倍数越低，说明企业支付利息费用的能力越强
查看完整题目与答案
【单选题】The honest young man ______ the boss that he would try his best for the excellence.
A.
ensured
B.
assured
C.
secured
D.
insured
查看完整题目与答案
【多选题】对利息保障倍数的表述，不正确的有（ ）。
A.
利息保障倍数又称已获利息倍数
B.
利息保障倍数是企业净利润与利息费用的比率
C.
利息保障倍数=（利润总额一利息费用）／利息费用
D.
利息保障倍数至少应等于l
E.
利息保障倍数越低，说明企业支付利息费用的能力越强
查看完整题目与答案
【单选题】车床导轨面的表面精度在刮削时每25mm×25mm面积内不少于( )个研点。
A.
6
B.
10
C.
12
D.
20
查看完整题目与答案
【单选题】The cooling water jacket is common to all the cylinders but there are often _____ to ensure that each cylinder receives the right amount and flow of water.
A.
dividing walls
B.
divided walls
C.
dividing liners
D.
divided jackets
查看完整题目与答案
【单选题】I can ______ your passing the exam if you are prepared for it well.
A.
insure
B.
assure
C.
ensure
D.
sure
查看完整题目与答案
【单选题】We ______ to refund your money if you are not satisfied with your purchase.
A.
assure
B.
ensure
C.
insure
D.
guarantee
查看完整题目与答案
【单选题】剪床操作中哪种做法是不安全的
A.
两人同时在一部剪床站剪切两种材料
B.
拒绝在剪床上剪切无法压紧的狭窄钢条
C.
停机后把离合器放在空档位置
D.
启动配套安全装置
查看完整题目与答案
【单选题】The main role of following up is to ______.
A.
ask how the customer likes the product
B.
ensure customer satisfaction
C.
continue to persuade customers to buy the products
D.
make further efforts to identify potential buyers
查看完整题目与答案
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