皮皮学，免费搜题
登录
搜题
【判断题】
芯材指在木质中部,靠近髓心,颜色较深的部分 ,其特征为含水量较少,不易翘曲变形,芯材由于含有色素、树脂、芳香油等,对菌类有毒害作用,从而抗蚀性较强。( )A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Auctions are public sales of goods, conducted by an officially approved auctioneer. He asked the crowd to gather in the auction room to bid for various items on sale. He encourages buyers to bid highe...
A.
the auctioneer knocks on the table______.
B.
The auctioneer names the highest bidder as the buyer of the goods
C.
the goods are knocked down onto the table
D.
the auctioneer bangs the table with a hammer
【简答题】消防水龙带的长度有()等。A. 10 m;B. 15 m;C. 20 m;D. 25 m;
【简答题】Mike is _______ _______ ________ Tom. Mike 和Tom一样高。