But generally speaking , researches and practice of kms are still in the preliminary stage and have some problems . for example , both kms researchers and practicers have ignored the social factors in the process of kms building , such as organization structure , enterprise culture and invigorative mechanism , but put so many emphases on information technologies 但总的来说，关于kms的研究和实践仍然处于起步阶段，在研究和实践中还存在一些问题，如过于重视技术因素，忽视组织结构、企业文化和激励机制等非技术因素，企业kms的建立及kms的分析和设计都缺乏系统的理论和方法指导。
It being thinks highly in the world and in our county . however , it has some problems in aircraft strength test in our county . these include the backward of test preparing work styles , the lack of data tracking and analyzing in test process , insufficient of data processing after test , and the weakness in management of test engineering data 国内外对飞机强度试验都非常的重视，但目前国内在飞机强度试验这个环节上，还存在一些问题，包括试验准备工作方式落后、试验过程数据监控和分析不够、试验结果数据处理不足、缺乏工程数据管理能力等。
For instance : ( 1 ) the consciousness of " user ' s centre " has not yet been established ; ( 2 ) contents of website service are not practicable ; ( 3 ) the portal is departed from department ' s website , which forms " a detached island of information " , etc . the existence of these questions makes the construction research of government ' s information portal become a hot subject 近几年政府信息门户网站的建设已经取得了很大的成绩,但目前还存在一些问题,如: ( 1 ) “用户中心”意识没有树立; ( 2 )网站服务内容不实用; ( 3 )门户网站与部门网站脱节,形成“信息孤岛” ;等等。这些问题的存在使得政府信息门户网站的建设研究成为一个热点课题。
Both the hump length face and signaling facilities have born with defect , so it give anceal trouble to the safety of hump running ; for the running of the hump facilities , operation efficiency and safety have some contradictions , the facilities have defect which would have an effect on safety and not overcoming itself ; in addition , daily operation of hump has some questions to solve 但驼峰的纵断面以及信号联锁存在着先天不足，某些设备还存在着本身无法克服的缺点；驼峰日常作业中也还存在一些问题，这些都给驼峰的作业安全与效率带来影响。
