Space isomeric molecular model is a key content in the teaching of organic chemistry.
立体异构是有机化学课的重点教学内容,在教学实践中探索出以橡皮泥为原料制作简易立体异构分子模型的方法.
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另外, 在校版 、 换橡皮布 、 纯洗水辊和墨辊时, 也给制止带入宝贝.
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Part of her performance involved attempting to inflate a rubber glove with a hosepipe.
更搞笑得是还有人试图通过吹管子想让橡皮手套膨胀起来.
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They had no problems with eating because they took a spear gun with them.
他们用橡皮艇蓄积雨水.由于他们随身带了一支捕鱼枪,因此,吃饭不愁.
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Wear ligating modules, headgear and other accessories as instructed by your orthodontist.
4严格按正畸医生的要求戴用橡皮圈和牵引头帽等辅助装置.
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We were supplied with rubber plugs to stop our ears in case of explosions.
我们发了橡皮塞,以便万一发生爆炸时塞住耳朵.
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You will have to wear and life jacket in case the raft gets upside down.
你得穿特制的服装和救生衣以防橡皮筏倾覆.
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Torque wrench required periodic calibration, and keep the blanket latching system in good condition.
转矩扳手需按期校准, 并保留橡皮布锁闭编制状况精良.
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