This will be a big change of habit: according to Morgan Stanley, America's net Treasury-bond purchases, outside those by the finance industry, have been zero since 1992.
习惯将有大改变，据摩根·斯坦利称，美国债净购买(金融业购买除外)自1992年起便一直为零。
External prestressing means that the prestressing bars are disposed outside the beam bodies, which in tradition are inside the beams with or without bond.
体外预应力是指预应力筋布置在混凝土梁体以外的预应力，与之相对的即为传统的预应力筋布置在构件截面内的有粘结或无粘结预应力。
BW rubber expander glue bond substitutes for stepped joint or tongued and grooved joint in the horizontal joint site on the outside wall of basement.
在地下室外墙施工中 ，铺设BW温水膨胀橡胶止水条 ，取代了水平接缝处留阶梯缝或凸凹缝的作法 ；
BW rubber expander glue bond substitutes for stepped joint or tongued and grooved joint in the horizontal joint site on the outside wall of basement.
在地下室外墙施工中 ，铺设BW温水膨胀橡胶止水条 ，取代了水平接缝处留阶梯缝或凸凹缝的作法 ；
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