gel slug 涂覆工艺中，在银盐明胶乳液里聚集的小块透明脱水明胶，在显微镜下观察呈透明的、外貌似透镜的团状，尺寸一般为0.5～2mils(即12.7～50.8μm)，长约为宽的2倍。
他们用塑胶块和硬纸板建造自己的家，也不确定从露天管道里喝的水是否安全。
They have built their homes out of plastic sheeting and cardboard, unsure if the water they drink from an open pipe is safe.
胶块用聚乙烯薄膜包封。
探讨长方体胶块和轮胎硫化反应热对硫化温度场的影响。
The influence of curing reaction heat on curing temperature field of cubic rubber block and tire was investigated.
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