Care must be taken to completely seal entrance plugs(eg. at a manway)in refractory linings.
必须小全封闭火材料进口门。
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He touched the materials of the linings and tested the strength of the frames.
他摸了摸衬里的材料,测试了框架的强。
He weighed the gold flagons in his hand, opened all the folios, and investigated the arms upon the shield, and the stuff with which the seats were lined.
他掂了掂手中的金壶,打所有的对,看了盾牌上的纹章,以及座椅衬里的材料。
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