It's proof that humans can build a fully functioning ecosystem simply through trial and error, he said.
这证明人类能够简单地通过反复试错的方法去建立一个功能完整的生态系统，他说。
This proof of equality of debit and credit balances is called a trial balance.
对借方余额和贷方余额是否相等的验证就叫做试算表。
In the labor dispute lawsuit, the allocation of the burden of proof plays a vital role on the trial of the case.
在劳动争议诉讼中，证明责任的分配对案件的审理起着至关重要的作用。
We have started a safety and proof-of-concept trial using another investigational agent, BHT-3021 in type 1 diabetic patients.
我们已经对1型糖尿病患者采用另外一种试验药BHT- 3021，开始了一项安全的、设想性试验。
Trial use of the device helps analyze such factors as pressure, temperature, and discharge that will affect the purity of the oxygen, and provides proof of improvement.
通过对装置进行试验，分析了压力、温度、流量等因素对膜分离和变压吸附制得氧气纯度的影响，为装置的进一步改进提供了依据。
The high temperature foamed ceramic with water all proof and thermal insulation has been trial - produced by using local porcelain sand and cullet.
利用地方瓷砂原料和废碎玻璃试制了具有防水、保温功能的高温发泡陶瓷。
The short-listed trial users are required to provide identification documents and proof of address to verify eligibility to participate.
被选中参加是次推广活动的试用者需提供身分证明文件及住址证明以确认参加资格。
Sand culture trial and rain-proof mini-plot rial both proved phosphorous had remarkable effect on improving plant's photosynthesis efficiency.
砂培和防雨微区试验都证明磷对提高作物光合效率有显著作用。
On trial, the chimney still can work normally in six-grade wind force, so the safety wind-proof cap efficiently insures the personal safety of indoor operating staff.
经试验在有六级风力时，烟囱仍可正常工作，从而有效地保障了室内操作人员的人身安全。
On trial, the chimney still can work normally in six-grade wind force, so the safety wind-proof cap efficiently insures the personal safety of indoor operating staff.
经试验在有六级风力时，烟囱仍可正常工作，从而有效地保障了室内操作人员的人身安全。
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