Diamonds have extreme resistance to abrasion.钻石极抗磨损.Erosion of pipes and vessels from abrasion by particles can be serious.由于固体颗粒的磨蚀作用,管子和容器的磨损严重.Abrasion also abets wind erosion.磨损作用也助长了风的侵蚀....
Abrasion also abets wind erosion.磨损作用也助长了风的侵蚀.Diamonds have extreme resistance to abrasion.钻石极抗磨损.Study of Wear - resistant and Abrasion Mechanism of Co - Cr - W Hardfacing Alloys.Co-Cr-W堆焊合金耐磨性及耐磨机理的研究.Erosion of pipes ...
Diamonds have extreme resistance to abrasion.钻石极抗磨损.Erosion of pipes and vessels from abrasion by particles can be serious.由于固体颗粒的磨蚀作用,管子和容器的磨损严重.Abrasion also abets wind erosion.磨损作用也助长了风的侵蚀....
在马和驴的腹腺中有麦硫因.Ergothionine is found in the ampullary glands of horse and jack ass.驴的声音于温情中透着忧郁, 听起来像叹息.The voice of donkey was warm And sad, like sighing.人们都笑了, 也放弃了得到那头驴的想法.The men laughed, and gave up the idea of owning...
其特点包括指出,拱, 肋跳马和飞行支墩.Its characteristic features include the pointed arch, the ribbed vault and the flying buttress.主拱肋施工是大跨度钢管混凝土拱桥施工的关键环节.Arch rib is the key point during the process of the long - span concrete - tube a...
Azobenzene side - chain liquid crystalline.偶氮苯侧链液晶聚合物.The trans - cis photoisomerization of azobenzene is the basis of photo - responsive properties of many azo - functional materials.偶氮苯的光致顺反异构化是许多偶氮类功能材料光响应的基础.Photoori...
In some cases there is a mini-mum age limit.有些情况下有最低年龄限制。They struggled to limit the cost by enforcing a low-tech specification.他们通过实施低技术规格拼命限制成本。The three month time limit will be up in mid-June.3个月的限期截至6月中旬。...