张紧装置的作用就是将输送带张紧,使输送带与驱动滚筒具备足够的(),使带式输送机正常运转。
A.拉力
B.摩擦力
C.张紧力
D.牵引力
参考答案:B
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.
他是清末蓟州(今蓟县)上仓刘各庄人。清同治年间,在其家族定居地南闵庄创办了蓟县最早也是唯一的一家酒烧锅,取其名中一“泰”字,烧锅重号“兴泰德”。2013年10月被列入天津市非物质文化遗产保护项目名录。请问这个人是谁?