在开张当天布伦特原油的成交量就达到了5726手（每一手就是一份合约，相当于1000桶），是伦敦国际原油交易所当天上午更换电子交易成交量的三分之一。
On its first day it handled 5,726 lots of Brent (each lot, or contract, is 1,000 barrels), over a third of the volume in the IPE's new morning electronic session.
对硼的需要量是每一百万份水中只需一份硼这样的浓度。
Boron requirements are met with a concentration of only one part boron per million parts water.
佐料虽然比较贵，但是草袋饭的量并不大，所以折合到每一份，成本也就0.7元左右。
Condiments are more expensive, but the amount of rice straw bags are not big, so equivalent to each, will cost about 0.7 yuan.
佐料虽然比较贵，但是草袋饭的量并不大，所以折合到每一份，成本也就0.7元左右。
Condiments are more expensive, but the amount of rice straw bags are not big, so equivalent to each, will cost about 0.7 yuan.
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