检索式：alloy??? ? 可检索出包含：alloy，alloyed，alloying等检索词的所有文献
检索式：alloy??? ? 可检索出包含：alloy，alloyed，alloying等检索词的所有文献
n. Great pain of mind or body; suffering. A: agony B: alloy C: beauty D: brook
n. Great pain of mind or body; suffering. A: agony B: alloy C: beauty D: brook
Sterling silver (92.5%Ag/7.5%Cu) is an example of ___________. A: Solid solution B: Alloy C: Defects D: Catalyst
Sterling silver (92.5%Ag/7.5%Cu) is an example of ___________. A: Solid solution B: Alloy C: Defects D: Catalyst
在DIALOG系统的检索中,使用检索式alloy?? ?可以检索到的单词有
在DIALOG系统的检索中,使用检索式alloy?? ?可以检索到的单词有
If iron contains more than ____% C, the alloy is referred to a cast iron（） A: 2.11 B: 0.77 C: 4.3 D: 0
If iron contains more than ____% C, the alloy is referred to a cast iron（） A: 2.11 B: 0.77 C: 4.3 D: 0
The main bearing shells are made of steel with a lining of bearing metal which may be white metal， copper-lead or aluminum-tin alloy What is the meaning of “which” in the sentence above?（）
The main bearing shells are made of steel with a lining of bearing metal which may be white metal， copper-lead or aluminum-tin alloy What is the meaning of “which” in the sentence above?（）
are very soft ,and can be used for bolts and for machine parts that do not need strength.: Alloy steels|High carbon steels|Low carbon steels|Medium carbon steels
are very soft ,and can be used for bolts and for machine parts that do not need strength.: Alloy steels|High carbon steels|Low carbon steels|Medium carbon steels
Alloy c合金比TC4合金能承受更低的温度和压力而不发生燃烧,其阻燃性能降低了很多
Alloy c合金比TC4合金能承受更低的温度和压力而不发生燃烧,其阻燃性能降低了很多
Formerly found only in large industrial applications, microwave ovens now have become a standard _________of most modern kitchens. A: frugality B: fix C: fixture D: alloy
Formerly found only in large industrial applications, microwave ovens now have become a standard _________of most modern kitchens. A: frugality B: fix C: fixture D: alloy
Translate the following words and expressions into Chinese： 1. material science and enginnering; 2. metal and alloy; 3. raw material； 4. elaboration of materials； 5. thermal treatments； 6. mechanical properties； 7. electromagnetic field; 8. conductivity.
Translate the following words and expressions into Chinese： 1. material science and enginnering; 2. metal and alloy; 3. raw material； 4. elaboration of materials； 5. thermal treatments； 6. mechanical properties； 7. electromagnetic field; 8. conductivity.