之前的绝大部分研究入组的患者不超过4%，由于这种高度选择性限制了试验结果的适用范围。
Most of the previous trials include no more than 4% of the population. So, it was difficult to generalize the result to the whole population because it was highly selective.
当然也可以编写更具选择性的SQL查询，使之包含关系投影和限制操作。
Of course, you can write more selective SQL queries that incorporate relational projection and restriction operations.
既存在无意识地、根深蒂固的自我限制，又存在有意识地、选择性自我限制。
发现一组受资源限制影响、选择性应用的查询(工作负载)的最优索引。
Find the best indexes for a set of queries (a workload) subject to resource limits that are optionally applied.
尽管实验室研究表明这种抗生素可以选择性杀死多种不同类型的肿瘤，但是这类药物的副作用，主要为肝功能衰竭，限制了其在肿瘤患者中的应用。
Despite its proven ability to selectively kill many different forms of cancer in laboratory studies, the use of these drugs is limited due to side effects, mainly liver failure, in patients.
将内部意见不一这个原因抛在一边，我们认为这次多国部队采取有选择性的限制性军事行动并不可取还出于另外一个原因：这么做会严重的限制国际社会在未来的选择余地。
Internal instability aside, there is another reason why selective containment is unwise: it would severely constrain the international community's future options.
由于M受体拮抗剂缺乏对受体的选择性和对组织的特异性，限制了其临床应用。
However, the lack of receptor subtype selectivity or organ specificity of m receptor antagonists limited their clinical application.
对此，我国现有两个重要课题急需解决：一是如何有效防止我国的出口产品遭受选择性保障措施限制；
Now, our country has two important issues need to be solved :one is how to avoid China's products being limited by selective safeguard measures effectively;
这严重限制了银行营销人员的选择性，从而必须经常使用直接销售渠道。收藏。
It severely limits the alternatives, available to the bank marketer and often necessitates the use of direct channels of distribution.
建立和优化了大麦dna单限制性酶切选择性扩增多态性技术体系(SADF)。
A method named selective amplification DNA fragments (SADF) using single restrictive enzyme was established and optimized in barley.
选择性招标之文件应公开载明限制投标厂商资格之理由及其必要性。
The documentation for selective tendering procedures shall explicitly enumerate the reasons of and the need for supplier qualification.
以混有少量纤维素的粗木聚糖作碳源，通过分批补料及对培养条件的限制性控制里氏木霉可选择性合成木聚糖酶；
Xylanases could be produced selectively with coarse xylan mixed with cellulose as the carbon source, by controlling culture conditions in fed_batch fermentation.
同时，催化剂的活性和选择性受到扩散限制和质量传输的影响。
The reduction activity of nitrate and the formation of ammonium are mainly controlled by the diffusion limitation and the mass transfer of the reactants.
限制型别参数只接受参考型别，或者不要在选择性参数中使用它。
Constrain the type parameter to accept only a reference type, or do not use it for the optional parameter.
限制型别参数只接受参考型别，或者不要在选择性参数中使用它。
Constrain the type parameter to accept only a reference type, or do not use it for the optional parameter.
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