在同一试验室测定水泥的终凝时间时,其绝对误差不能大于:()
A、±10分钟
B、±20分钟
C、±30分钟
参考答案:C
TJWX—2000型微机监测系统当某车站开关量信息大于()路时,应另增设一台开关量采集机。
China is to send its top negotiator on North Korea’s nuclear program to Pyongyang (36) amid international concern over the launch of (37) . While the (38) and its ally Japan push for (39) against North Korea, China is (40) , not sanctions.Also, the (41) to Japan says sanctions on North Korea will (42) efforts to bring the secluded state back to (43) on its nuclear program. North Korea (44) the six-party talks in (45) after Washington imposed financial sanctions for alleged counterfeiting and (46) activities. A broadcast on North Korean State Television (47) the missile tests, in what it called a "successful (48) ". It said North Korea will take action against anyone who (49) them. The Minister is reported to have told a (50) that the missile launches were (51) because of America’s sanctions against Pyongyang. North Korea remains (52) in the face of international condemnation and has warned (53) could be carried out. UN Security Council members will (54) discussions tonight on whether a (55) condemning the missile launches should call for sanctions.