Not having been tested, he had no occasion to improve.
因为没有经受考验，他没机会自我完善。
The factor should be taken into consideration that the surface of samples having been tested and calibrated may slightly flatten.
须考虑保存的已测校准样表面可能会有轻微变平这一因素。
After reliability analysis and hypothesis test having been tested, the consumer behavior attitude model in thee-commerce environment has been established.
通过可信度分析和假设检验，确定了电子商务环境下的消费者行为态度模型。
Though vast oceans keep China and Africa far apart, the friendship between our peoples has a long history and, having been tested by times, is strong and vigorous.
中国与非洲虽然远隔重洋，但中非人民友谊源远流长、历久弥坚。
Having been tested in the field for some time, the tip of the plowshare, which is the key component of the plow, was frayed too much, thus affecting the plow working efficiency.
经过一段时间田间实验后，发现该犁犁铧的犁尖部位磨损较快，严重影响了整个摆式犁的工作效率。
Mr Durnal cites one case of jurors in a murder trial who, having noticed that a bloody coat introduced as evidence had not been tested for DNA, brought this fact to the judge's attention.
德诺先生引用了陪审团在一桩谋杀案中的例子，他们注意到一件被当做证据的带血的衬衫没有经DNA检测，并提请法官注意。
Various clones families could be propagated commercially without having been clonally tested.
在这些家系中不同无性系被大量地繁殖，也没有进行无性系的测定。
Various clones families could be propagated commercially without having been clonally tested.
在这些家系中不同无性系被大量地繁殖，也没有进行无性系的测定。
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