当脱硫剂累计饱和硫容达20%时,可用于生产硫酸.It was useful forH 2 SO 4 production when the accumulative saturationS capacity reached 20 %.目前使用氧化钙复合的镁基脱硫剂较为合理.It is rational to use complex desulphurization agent for pretreating hot metal.用途: ...
They came panting up to his door with their unwieldy baggage.他们提着笨重的行李气喘吁吁地来到他门口。This machine is too unwieldy to move.这台机器太笨重了,很难搬动.It is too unwieldy for practical calculations.它用于实际计算太麻烦了....
他总结了自己的哲学，还提及了加尔文。He summed up his philosophy, with reference to Calvin.表格3.1是对以上信息的总结。Table 3.1 summarizes the information given above.我们的记者克里斯·卢斯莫尔总结了这些发现。Our reporter Chris Loosemore sums up the findings....