静力性力量测定一般可用握力、背力等方法来测定。
参考答案：对
请描述GB7588-2003中井道照明开关的要求。
“The goods are in nude.” Means______
A．The goods are packed with wooden boxB．The goods are packed with iron boxC．No basket is used for the goodsD．No package is used for the goods
