The pile repletion measurement, drilling, the embedment of the steel casing and pile drilling are emphasized.强调了桩位复测、护筒埋设 、 钻孔 、 成孔等每道工序在检查过程中需注意的问题.The difficulty also becomes greater. The depth of embedment at the tunn...
灰分的碱度可能与纤维的细度有关.There is a possibility that alkalinity of ash is related to fiber fineness.在足够的温度和碱度的情况下, 脂护酯可能被水解产生皂类.At sufficiently high temperatures and alkalinity, fatty esters may be hydrolyzed to produce soaps.讨论了...