A six-sided poly-propylene and aluminum house is adjacent to a dome-shaped igloo made of r4i sandbags.
一个由聚丙烯和铝材料建造的六边形房屋和一个由沙包建造的圆顶小屋靠在一起。
Poly (propylene fumarate) (PPF) is an unsaturated linear polyester with fumarate double bonds that can be crosslinked in situ.
聚富马酸丙二醇酯(PPF)是一种不饱和线性聚酯，PPF结构上不饱和双键的存在使得其能发生原位交联。
Poly (propylene oxide-ethylene oxide) containing ether linkage was used to make complexes with stannic oxide sol, thus producing a kind of anti-static agent for nylon resins.
通过以含醚键的聚(氧化丙烯-氧化乙烯)为主体，与二氧化锡溶胶复合，制备了一类可用于尼龙的抗静电剂。
Poly (propylene carbonate) polyols was synthesized by the copolymerization of carbon dioxide with propylene oxide in the presence of double metallic catalyst in loop reactor.
以二氧化碳3环氧丙烷为原材料，在双金属氰化物催化剂催化下，利用环流反应器合成聚碳酸亚丙酯多元醇。
The dewax rate is controlled by the diffusion of paraffin wax in poly propylene.
蜡的动力学控制步骤为石蜡在聚丙烯中的扩散过程。
The toxicity of poly 1, 2-propylene adipate and poly 1, 3-butylene phthalate were determined by the acute toxicity tests.
通过急性经口毒性试验测定了己二酸聚1,2 -丙二醇酯和邻苯二甲酸聚1,3 -丁二醇酯的毒性。
The toxicity of poly 1, 2-propylene adipate and poly 1, 3-butylene phthalate were determined by the acute toxicity tests.
通过急性经口毒性试验测定了己二酸聚1,2 -丙二醇酯和邻苯二甲酸聚1,3 -丁二醇酯的毒性。
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