concrete is used in combination with other distinctly different materials,such as steel reinforcing bar, polypropylene fibers, and high-strength wires to produce different types of concrete. 4709 什么意思?

英语翻译prestressed concrete mild-steel bars are used in ordinary reinforced concrete beams to overcome the tensile weakness of concrete.another way of overcoming the weakness is by prestressing the contrete so as to induce in its conpression str 建筑工程专业英语翻译,速度!prestressed concrete mild-steel bars are used in ordinary reinforced concrete beams to overcome the tensile weakness of concrete.another way of overcoming the weakness is by prestressing the contrete so as to ind 英语翻译Compliance of concrete cover,both in the linear and non-linear range,is included in theinterface law.The proposed procedure has been used toobtain a FRP–concrete interface law from experimentalresults reported in Ref.[18]. concrete is used in combination with other distinctly different materials,such as steel reinforcing bar,polypropylene fibers,and high-strength wires to produce different types of concrete.4709 这句话的steel reinforcing bar,polypropylene fibers怎 concrete is used in combination with other distinctly different materials,such as steel reinforcing bar, polypropylene fibers, and high-strength wires to produce different types of concrete. 4709 什么意思? 英语翻译Concrete is characterized by strong compressive strength,but is relatively weak in tension and shear.It can support large axial loads,and is used extensively in the foundations of large structures such as bridges and tall buildings.but it a type of chemical used in concrete mixture的中文意思 what ---used as chief building materials today -----steel and concrete.c.are are d are is what ---used as chief building materials today -----steel and concrete.c.are are d are is 请问 in concrete what is used in what is used in it 谁能把这段英文译成中文?Most people think of concrete as a modern material,but its history begins with the Romans,who used it to build their aqueducts and amphitheaters.Another common mis-conception is that concerete is used only in the con concrete the basic materials used in civil engineering applications or in construction are:structural clay and concrete units,reinforcing and structural steel.4681 这里 civil engineering applications the basic materials used in civil engineering applications or in construction are:structural clay and concrete units,reinforcing and structural steel.4681 从句分析：The fact that the concrete is slow in setting is no sign that it is of poor quality.上句中The fact that the concrete is slow in setting 是同位语从句还是主语从句? 英语翻译For structures that require flexural strength for resistance to bending mo-ments,reinforcing steel--rebar--is embedded in the concrete.In some cases,tensioned cables are placed in the concrete to make prestressed or post-tensionedconcrete english is often used in science