But tests in Indonesia found that it also had to be readable in low-light situations, like at night in a house without electric power.
但在印尼的测试发现需要在低感光度的环境中可读，如在晚上没有电的房间里。
The utility model adopts the displacement principle, and point disk seedling growing is carried on by manual work without electric power.
本实用新型采用错位原理，不用电力，用人工手动进行穴盘育苗。
The system has so many advantages such as measuring without electric power, good safety, far distance data transfering, and high precision. Some applications are given.
该系统具有现场无须带电、安全可靠、数据远距离传输、测量精度高等优点，并给出了该系统的现场应用情况。
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