未被限制的

A clampdown on unproven and potentially unsafe stem cell research is being called for by an expert group.

一个专家小组被召集到一起调查对未证实的、潜在危险的干细胞的限制。

Although the law and rule of bill in our country has concrete stipulation on endorsement,but it has not stipulate general endorsement and endorsement ensuring and destroying,the meaning of stipulation is not clear about subsequent endorser is responsible for the truthfuless of direct prior endorser,the stipulation contradict oneself on the validity of after effluxion of time,and the limit is not very clear to re—endorse of endorsee of trust drawing money endorsement and hypothecated endorsement,because they damage and hinder the circulation of bill,so advice Bill Law amending to it.

我国票据法律法规对票据背书进行了较为具体和详细的规定，但也存在一定的问题。其未规定空白背书及背书涂销；关于背书的后手对直接前手背书真实性负责的规定含义不清；对期后背书效力的规定自相矛盾；对委托取款背书及质押背书的被背书人的再背书限制不明确；司法解释对质押背书时"质押"字样记载的效力的规定易生歧义等，均在一定程度上损害或阻碍了票据的流通，建议《票据法》予以修正。

Although the law and rule of bill in our country has concrete stipulation on endorsement,but it has not stipulate general endorsement and endorsement ensuring and destroying,the meaning of stipulation is not clear about subsequent endorser is responsible for the truthfuless of direct prior endorser,the stipulation contradict oneself on the validity of after effluxion of time,and the limit is not very clear to re—endorse of endorsee of trust drawing money endorsement and hypothecated endorsement,because they damage and hinder the circulation of bill,so advice Bill Law amending to it.

我国票据法律法规对票据背书进行了较为具体和详细的规定，但也存在一定的问题。其未规定空白背书及背书涂销；关于背书的后手对直接前手背书真实性负责的规定含义不清；对期后背书效力的规定自相矛盾；对委托取款背书及质押背书的被背书人的再背书限制不明确；司法解释对质押背书时&质押&字样记载的效力的规定易生歧义等，均在一定程度上损害或阻碍了票据的流通，建议《票据法》予以修正。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。