常見例句雙語例句Graphite is the only material used for HTGR core structural and renector.石墨是唯一可用作高溫氣冷堆堆芯結(jié)構(gòu)和反射層的材料。They're not wood at all but a hollow-core composite material with amazing structural strength and durability.所有這些不是木頭,而是有著驚人的結(jié)構(gòu)強度和耐久性的一種空心核心合成材料。 返回 core structural material