However , the noise spectrum of the ash exhauster always centers at low frequency range.排粉机噪声呈明显的低频特性.The utility model relates a linkage device of a cooking fume exhauster and a gas stove.一种燃气炉与抽油烟机的联动装置....
Draw the basic outlines in black felt-tip pen (see fig. 4).用黑色毡头笔画出基本轮廓（见图4）。They agreed on the broad outlines of a wage settlement.他们就工资解决的办法达成框架协议.They agreed as to the grand outlines, but quibbled over particulars.他们对...
The violence used was horrendous.所使用的暴力骇人听闻。Holidays can be horrendous. All right, I'll rephrase that. The first few days are invariably hell...假期可能会糟糕透顶。好吧，让我换一种说法。最初的几天总是如同炼狱。He described it as the most horrendous...