# 火箭弹

## 二式12cm迫击炮改 改修效果

二式12cm迫击炮改 改修对潜有效，对水面舰炮击有效，雷击、夜战无效。改修效果约同暴雷投射机。

改修效果：

$$
对潜伤害+√✩
$$

$$
对水面舰昼战炮击+0.75\*√✩
$$

## 20对地喷进炮改修效果

艦載型四式20対地噴進砲改修效果为：

* 昼战、夜战对水面舰火力加成确认，雷击加成无
* 对陆倍率无变化
* 火力加成为√✩


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://kc.xn--uesr8qr0rdwk.cn/research/wo-fang-zhuang-bei/dui-lu/huo-jian-tan.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.