【单选题】
(36443)轨束梁的容许跨度与轨束梁___有关。(1.0分)
A. 钢轨长度
B. 集中应力
C. 钢轨型号
D. 弯曲应力
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答案
D
解析
暂无解析
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(36467)减水剂主要用于改善混凝土和水泥砂浆的___,降低水灰比和用水量。(1.0分)
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(36481)钢制品在防锈底漆干燥后再涂刮腻子,腻子的厚度一般以不超过___为好。(1.0分)
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(36484)利用高强螺栓连接,板面粗糙度过大,摩擦系数___。(1.0分)
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(36485)严寒地区桥梁对有冻害的墩台应采用加钢筋混凝土套箍加固、___和重做新墩等方法。(1.0分)
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