在很多地方，知识产权都是个老大难问题，原因就是版权和专利权所有人和公众之间权限的失衡。
In many places there is a problem over intellectual property because of an imbalance of power between copyright and patent holders on the one hand, and the public on the other.
人们往往以为不安全的注射做法是一个老大难问题，不容易解决。
Unsafe injection practices are often viewed as a chronic problem with no easy solution.
即使原材料的供应或多或少能够满足要求，仪器设备的供应则是一个长期的老大难问题。
But they didn't observe the terms. If supply of materials went more or less tolerable, the supply of equipment chronically frustrated.
但这些原因似乎都与少数社会高层掌控大局、国家无力克服老大难问题以及无法建立一个统一的地区市场有关。
But they do seem to be linked to the perseverance of narrow elites and to the countries' sluggishness in overcoming old rivalries and building an integrated regional market.
这已经是好些年来的老大难问题，但是依然十分难去追踪它。
It has been the big thing for a few years now, but it's extremely hard to track.
暴雨引起的山体滑坡一直是个难以解决的老大难问题。
解释链的最后一环，这个老大难问题一如既往。
There remains that old problem about the end of the explanatory chain.
放一小块冰块在有压痕的地方融化，趁地毯湿软刷一下凹陷的地方，老大难问题变迎刃而解。
Letting an ice cube melt in the dent and then brushing it out when it's wet and soft will solve that unsightly problem.
无控火箭的老大难问题是散布大，射击精度差。
It has been a big and difficult problem that the uncontrolled rocket has large dispersion and low firing accuracy.
高浓度难生物降解的有毒有机废水，其处理方法一直是困扰环保领域的“老大难问题”。
The disposal means of high concentration and poisonous organic waste liquid is a very difficult problem to the field of circumstance protection.
这是个老大难问题。
建筑保温屋面渗漏率高，渗漏修缮是个老大难问题。
The leakage rate of building' s insulation roof is usually high, and its leak renovation problem has been longstanding, big and difficult.
解决汽轮机油系统清洁度的问题一直是各电厂老大难问题。
Turbine oil system cleanliness solution has been the chronic problem of all plants.
识字教学是义务教育阶段语文教学的重要任务，识字教学效果不甚理想却是个老大难问题。
Literacy teaching is the major task of teaching Chinese in the compulsory education stage. It has long been a big problem that this task fails to achieve the desired result.
建筑保温屋面渗漏率高，渗漏修缮是个老大难问题。
The leakage rate of buildings insulation roof is usually high, and its leak renovation problem has been longstanding, big and difficult.
通货膨胀的老大难问题仍然困扰着他们。
“老大难”单位，无非是这么个问题。
In units beset with long-standing difficulties, the basic problem is timid leadership.
这几年，房屋买卖双方产生纠纷的焦点主要集中在房屋共有面积的测算与分摊上，这也正是房屋测量中的老大难问题。
In recent years, house buyers and sellers dispute focusing mainly on housing a total area of measurement and assessment; this is precisely the persistent housing problems.
刺激消费一直是个老大难问题，我国目前的消费率已经下滑到了25年来的最低点55.4%。
Our present consumption rate has slided down by 55.4%, the lowest point in 25 years.
犯罪一直是老大难的问题。
针对个别加油站白天脱岗、夜间睡岗的“老大难”问题，各分公司加大夜查暗访力度，现场拍照，随时曝光。
Off-site for individual stations during the day and night sleep Kong's "chronic" problem, check all night, unannounced visits to offices to increase efforts to photograph the scene, ready to light.
活塞杆镀铬层的气密性问题，是航空工厂长期存在的一个老大难问题。
The airtight function of chromium plating for piston rod is a knotty technical problem for aircraft factories.
干旱和水土流失一直是个老大难问题。
北京写字楼装修选择装修公司除了本文所讲的三方面，还要考虑费用的付款方式，这个问题似乎是老大难的问题。
Beijing office decoration decoration company in addition to the three aspects of the choice of words, but also consider the costs of payment, the problem seems to be difficult.
北京写字楼装修选择装修公司除了本文所讲的三方面，还要考虑费用的付款方式，这个问题似乎是老大难的问题。
Beijing office decoration decoration company in addition to the three aspects of the choice of words, but also consider the costs of payment, the problem seems to be difficult.
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