The experiment research shows the wall which greenhouse used has good heat preservation function.
实验研究表明，温室所采用的墙体具有良好的保温隔热性能。
Heat preservation jacket whole casting, heat preservation effect is good, zero leakage.
保温夹套整体铸造，保温效果好，零泄漏。
This kind of cup is good at heat preservation (retention).
这种茶杯的保暖性很强。
This kind of cup is good at heat preservation (retention).
这种茶杯的保暖性很强。
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