卷子(国外英文资料).docVIP

卷子(国外英文资料) 1. of the entire excavation procedure should be carried out according to the principle of ________, ________. (top-down, layered excavation) 2. rockgrouting according to different, there are three types of ________, __________ and ________. (consolidation grouting, curtain grouting, contact grouting) 3. curtain grouting, drilling must be strictly controlled _______ and _________. (Kong Xie, Kong Shen) 4. rows of curtain grouting should first fill ________ reperfusion _______ row, row, row was finally ________. (lower, upper, middle) There are two types of ___________, ________ control of grouting pressure grouting process in basically 5. (one step boost method and stepped boost method) 6. in the process of grain filling, slurry consistency transformation, our use of _________, control standards generally use _________. (limit method, 400L) 7. domestic curtain grouting engineering, most of the provisions of the end of grouting condition is provided in the design under the pressure of filling the hole section of the suction unit is less than ___________, duration of _________, finished filling. (0.4L/, min, 30 ~ 60min) 8. commonly used chemical grouting materials are ______, _________, ___________, _______ and _________ slurry. (water glass, polypropylene, polyurethane, armour and epoxy) (select) 1. rockgrouting is the most widely used _______. (A) A. cement grouting, B. cement, clay grouting, C. chemical grouting; 2. curtain grouting, drilling depth of 40 m, allowing for ___________ offset drilling. (B) A.0.2m, B.0.8m, C.1.2m. 3. when grouting construction using water pressure test pressure is usually the same section of the grouting pressure ________. (B) A.50% ~ 60%B.70% to 80%C. 100% The 4. section of the surface hole curtain grouting, grouting pressure should not be less than ________ times the working head curtain. (A) A.1 ~ 1.5 B.1.6 ~ 2 C.2 ~ 3; 5. slurry consistency transform method commonly used ________ limited control standard. (B).A.300L, B.40