混凝土抗折强度试验采用三分点处双加荷装置,下列说法中正确的是(þ£Qº¨5¢qç/bbs.3c3t.com ÂlµóÓ¥ÿÔ
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A. 三个加荷点þ£Qº¨5¢qç/bbs.3c3t.com ÂlµóÓ¥ÿÔ
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C. 两加荷点位于标距三等分处þ£Qº¨5¢qç/bbs.3c3t.com ÂlµóÓ¥ÿÔ
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